Added ${2: `!v g:snips_author`} to snippet 'class'

The php.snippet was changed on line 219 to:
"@author ${2:`!v g:snips_author`}", to insert author name for php classes.
Merge pull request #114 from nanyaks/master

php: Added ${2: `!v g:snips_author`} to php 'class' snippet
General Perl Best Practice stuff: uncuddle "else", localise $@

use $exception in place of $e
use parent in place of "base"
fix a little problem
fix `each_slice` can't trigger
Merge pull request #116 from mygoare/patch-1

ruby: make each_with_index snippet consistent with the rest of the file.
Merge pull request #117 from mygoare/patch-2

ruby: fix `each_slice` can't trigger
Merge pull request #115 from heytrav/master

perl: use parent in place of base and uncuddle "else" as suggested by the Perl Best Practices book.
Merge branch 'master' of https://github.com/SirVer/ultisnips