StandardizeNotEqualFixer - new fixer
Added HHVM to travis.yml
Include fixer cleanup + new test scenario
minor #386 Include fixer cleanup + new test scenario (keradus)

This PR was squashed before being merged into the 0.5.x-dev branch (closes #386).

Discussion
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Include fixer cleanup + new test scenario

1. Tokens::removeTrailingWhitespace should not change internal collection iterator index
2. Include fixer now remove trailing whitespace after ) as well

Commits
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4055560 Include fixer cleanup + new test scenario
feature #376 StandardizeNotEqualFixer - new fixer. (keradus)

This PR was merged into the 0.5.x-dev branch.

Discussion
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StandardizeNotEqualFixer - new fixer.

Standardize T_IS_NOT_EQUAL token (!= and <>) to use only != form.

Commits
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a91d8fb StandardizeNotEqualFixer - new fixer
minor #379 Added HHVM to travis.yml (Nyholm)

This PR was merged into the 0.5.x-dev branch.

Discussion
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Added HHVM to travis.yml

Commits
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67d136f Added HHVM to travis.yml
fixed tests