Address PHPCS errors and warnings for VIP ruleset

FILE: DoubleClick-for-WordPress/dfw-init.php

[x] 6 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 37 | ERROR | Member variable "networkCode" is not in valid snake_case format.
[x] 59 | ERROR | Member variable "adSlots" is not in valid snake_case format.
[x] 89 | ERROR | Variable "networkCode" is not in valid snake_case format
[x] 91 | ERROR | Object property "networkCode" is not in valid snake_case format
[x] 91 | ERROR | Variable "networkCode" is not in valid snake_case format
[x] 151 | ERROR | Object property "adSlots" is not in valid snake_case format
[x] 158 | ERROR | Object property "networkCode" is not in valid snake_case format
[x] 181 | ERROR | Method name "networkCode" in class DoubleClick is not in snake case format, try "network_code"
[x] 182 | ERROR | Object property "networkCode" is not in valid snake_case format
[x] 182 | ERROR | Object property "networkCode" is not in valid snake_case format
[x] 188 | ERROR | Object property "adSlots" is not in valid snake_case format
[x] 195 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'
[x] 283 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'
[x] 283 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$sizes'
[x] 283 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$args'
[x] 289 | ERROR | Use Yoda Condition checks, you must
[x] 299 | ERROR | Variable "adObject" is not in valid snake_case format
[x] 300 | ERROR | Object property "adSlots" is not in valid snake_case format
[x] 300 | ERROR | Variable "adObject" is not in valid snake_case format
[x] 309 | ERROR | Variable "adObject" is not in valid snake_case format
[x] 311 | ERROR | Variable "adObject" is not in valid snake_case format
[x] 357 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 361 | WARNING | This comment is 63% valid code; is this commented out code?
[x] 367 | ERROR | Method name "breakpointIdentifier" in class DoubleClickAdSlot is not in snake case format, try "breakpoint_identifier"
[x] 375 | ERROR | Method name "hasMapping" in class DoubleClickAdSlot is not in snake case format, try "has_mapping"
[x] 384 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 397 | ERROR | Variable "breakpointIdentifier" is not in valid snake_case format
[x] 398 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 398 | ERROR | Variable "breakpointIdentifier" is not in valid snake_case format
[x] 401 | ERROR | Variable "browserHeight" is not in valid snake_case format
[x] 402 | ERROR | Variable "browserWidth" is not in valid snake_case format
[x] 402 | ERROR | Object property "minWidth" is not in valid snake_case format
[x] 404 | ERROR | Variable "sizeStrings" is not in valid snake_case format
[x] 405 | ERROR | Variable "sizeArray" is not in valid snake_case format
[x] 407 | ERROR | Variable "sizeStrings" is not in valid snake_case format
[x] 412 | ERROR | Variable "sizeArray" is not in valid snake_case format
[x] 414 | WARNING | This comment is 64% valid code; is this commented out code?
[x] 419 | ERROR | Variable "browserWidth" is not in valid snake_case format
[x] 419 | ERROR | Variable "browserHeight" is not in valid snake_case format
[x] 420 | ERROR | Variable "sizeArray" is not in valid snake_case format
[x] 442 | ERROR | Member variable "minWidth" is not in valid snake_case format.
[x] 449 | ERROR | Member variable "maxWidth" is not in valid snake_case format.
[x] 461 | ERROR | Object property "minWidth" is not in valid snake_case format
[x] 465 | ERROR | Object property "maxWidth" is not in valid snake_case format
[x] 480 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'

FILE: DoubleClick-for-WordPress/dfw-options.php

[x] 27 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '__'
[x] 54 | WARNING | This comment is 70% valid code; is this commented out code?
[x] 62 | WARNING | This comment is 70% valid code; is this commented out code?
[x] 70 | WARNING | This comment is 70% valid code; is this commented out code?
[x] 79 | WARNING | This comment is 69% valid code; is this commented out code?
[x] 88 | WARNING | This comment is 69% valid code; is this commented out code?
[x] 110 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 112 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 112 | ERROR | Object property "networkCode" is not in valid snake_case format
[x] 113 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$DoubleClick'
[x] 113 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 113 | ERROR | Object property "networkCode" is not in valid snake_case format
[x] 115 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not 'get_option'
[x] 120 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 122 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 124 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$b'
[x] 125 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$b'
[x] 125 | ERROR | Object property "minWidth" is not in valid snake_case format
[x] 126 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$b'
[x] 126 | ERROR | Object property "maxWidth" is not in valid snake_case format
[x] 137 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$identifier'
[x] 144 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$min_width'
[x] 151 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$max_width'

FILE: DoubleClick-for-WordPress/dfw-widget.php

[x] 29 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 45 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '__'
[x] 58 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$args'
[x] 62 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$args'
[x] 62 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not 'apply_filters'
[x] 62 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$args'
[x] 66 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 68 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$args'
[x] 80 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 85 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'
[x] 85 | ERROR | Expected next thing to be an escaping function (like esc_html_e() or esc_attr_e()), not '_e'
[x] 86 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'
[x] 86 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'
[x] 89 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 93 | ERROR | Variable "DoubleClick" is not in valid snake_case format
[x] 95 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$b'
[x] 95 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$b'
[x] 95 | ERROR | Object property "minWidth" is not in valid snake_case format
[x] 99 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'
[x] 99 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$b'
[x] 100 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$instance'
[x] 115 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'
[x] 116 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$instance'
[x] 127 | ERROR | Expected next thing to be an escaping function (see Codex for 'Data Validation'), not '$this'

INN / doubleclick-for-wp

Address PHPCS errors and warnings for VIP ruleset #43