Removed outdated environment section
More outdated info removed
More 1.8/1.9 info.
Fix copy-paste error.

It looks like the documentation for "Get Push Status" was copied from
"Delete". This commit fixes the wording on the URL parameters.
Merge pull request #296 from david-mitchell/gh-pages

Fix copy-paste error in Get Push Status documentation.
/messages was missing in URL. classes #297
Added link to our repo.
adding drupal community link
Removed our .NET lib
correct header name and http method
adding Blacksmith
Merge pull request #298 from psalaets/gh-pages

Fix header name and http method
Update index.html
Changed "add an item" to "put an item"
adding yii
updates IronMQ API documentation: adds DELETE method for message push status deletion
updates explanation for push status deletion
Merge branch 'gh-pages' of github.com:featalion/docs into gh-pages