[MP/MS][00000000] Rename repo and output. Update README.

[martinstreicher]

• Modified README and package,json to point to new files and URLs.
• Added new standard developer npm tools to package.json.
• Changed webpack config to pull name of output files from package.json.
• Changed name of module created from UniversalZid to Identity.
• Made sure all tests pass.

[martinstreicher]

Seems like the Travis stuff is running out of date node and npm? @c0 @colinrymer

[martinstreicher]

Repaired the travis.yml to use later node.

[mmperryman]

:+1: Works in browser and :green_heart: tests