Adds General section with notation of PSR-2 usage on Keywords and True/False/Null
Merge pull request #38 from betweenbrain/php-keywords

Adds General section with notation of PSR-2 usage on Keywords and True/F...
Merge pull request #47 from Hutchy68/gh-pages

Updates to the Coding Standards Manual
Add frontend doc menu items and shells, start of JavaScript styleguide
placeholder files for html and css style guides
placeholder files for html and css style guides
Operators at end of line
Add credits
Add comments rules
Add chaining rules
Add conditionals rules
Omit Switch statements section
Add equality rules
Clean up todos and unnecessary sections
More readable list of string rules
Fix md formatting issues
Fix content formatting/placement
Merge pull request #55 from CristinaSolana/gh-pages

Initializing front-end style guides
Fix typo Id vs ID o_O
Merge pull request #56 from CristinaSolana/gh-pages

Fix typo Id vs ID o_O