Add option to add settings by mochajs

[rdpanek]

Result

./node_modules/.bin/webdriver <someTestCase> -c <capability> --bail

--bail is switcher from mochajs in this time is in mocha.opts, it will be issue.

Mochajs commandline switchers

Usage: mocha [debug] [options] [files]

Commands:

  init <path>
  initialize a client-side mocha setup at <path>

Options:

 -h, --help                              output usage information
 -V, --version                           output the version number
 -A, --async-only                        force all tests to take a callback (async)
 -c, --colors                            force enabling of colors
 -C, --no-colors                         force disabling of colors
 -G, --growl                             enable growl notification support
 -O, --reporter-options <k=v,k2=v2,...>  reporter-specific options
 -R, --reporter <name>                   specify the reporter to use
 -S, --sort                              sort test files
 -b, --bail                              bail after first test failure
 -d, --debug                             enable node's debugger, synonym for node --debug
 -g, --grep <pattern>                    only run tests matching <pattern>
 -f, --fgrep <string>                    only run tests containing <string>
 -gc, --expose-gc                        expose gc extension
 -i, --invert                            inverts --grep and --fgrep matches
 -r, --require <name>                    require the given module
 -s, --slow <ms>                         "slow" test threshold in milliseconds [75]
 -t, --timeout <ms>                      set test-case timeout in milliseconds [2000]
 -u, --ui <name>                         specify user-interface (bdd|tdd|exports)
 -w, --watch                             watch files for changes
 --check-leaks                           check for global variable leaks
 --compilers <ext>:<module>,...          use the given module(s) to compile files
 --debug-brk                             enable node's debugger breaking on the first line
 --delay                                 wait for async suite definition
 --es_staging                            enable all staged features
 --full-trace                            display the full stack trace
 --globals <names>                       allow the given comma-delimited global [names]
 --harmony                               enable all harmony features (except typeof)
 --harmony-collections                   enable harmony collections (sets, maps, and weak maps)
 --harmony-generators                    enable harmony generators
 --harmony-proxies                       enable harmony proxies
 --harmony_arrow_functions               enable "harmony arrow functions" (iojs)
 --harmony_classes                       enable "harmony classes" (iojs)
 --harmony_proxies                       enable "harmony proxies" (iojs)
 --harmony_shipping                      enable all shipped harmony fetaures (iojs)
 --inline-diffs                          display actual/expected differences inline within each string
 --interfaces                            display available interfaces
 --no-deprecation                        silence deprecation warnings
 --no-exit                               require a clean shutdown of the event loop: mocha will not call process.exit
 --no-timeouts                           disables timeouts, given implicitly with --debug
 --opts <path>                           specify opts path
 --prof                                  log statistical profiling information
 --recursive                             include sub directories
 --reporters                             display available reporters
 --throw-deprecation                     throw an exception anytime a deprecated function is used
 --trace                                 trace function calls
 --trace-deprecation                     show stack traces on deprecations
 --watch-extensions <ext>,...            additional extensions to monitor with --watch

[rdpanek]

Branch: availableMochaOptions

[rdpanek]

https://github.com/test-stack/webdriver/pull/5 Added param --bail