Update grammar, completions, etc. to PHP 5.5
Insert missing space before argument value
Add keyword "finally" for exceptions

This was added in PHP 5.5, see http://www.php.net/manual/en/migration55.new-features.php#migration55.new-features.finally
Add keyword for "yield"

See http://www.php.net/manual/en/language.generators.overview.php for details
Add highlighting for "trait"

This adds support for traits, which are available since PHP 5.4

Fixes #41.
Add missing escape for \ in support.class.builtin

Correction from 3d925dd3e0068403c56234c40a27d8fd3574025f
Support using regular expressions in heredocs/nowdocs

This can be enabled by using `REGEX` as the delimiting word. Fixes #46.
Require space after class and interface keyword

When adding docblocks to existing functions (doc + tab) and the function name or argument contains `class` or `interface` previously there was inserted a docblock for a class instead of for a function.
Fixes #47
Correctly position output when aborting command
Abort if TM_CURRENT_WORD is not empty

This can happen when triggered after $parent
Use menu to select between public, private or protected (func⇥)
Deleting class description will also remove comment box (class⇥)
End docblocks with */ instead of **/