[TypeScript] Change in IntellisenseParser

- The IntellisenseParser has some duplicate code with ScriptIntellisenseListener. They were both called every time you change a .cs file generating a .d.ts file
Settings: Fix typo in vendor-specific
Merge pull request #935 from am11/master

Settings: Fixed description for bundles
Merge pull request #936 from gcastre/master

[TypeScript] Prevent the cs.d.ts to be generated twice
Bug fix, columns can be define on any element now

Calculation was made only on DIV elements before.
Merge pull request #939 from GProulx/BugFix932

Bug fix, columns can be define on any element now
Updated OptiPng and Gifsicle. Fixed #938