Bug #890801 Changes to support /extensions call. - Introduced a new extension reader to read static extension content. - Added additional rst files explaining extensions. - Removed functionality from additional middleware that used to support /extensions call.ie RAX-KEY-extension - Removed service extension test as it was no more relavent. - Added unit test that checks toggling of extensions. - Additional notes on the conf file. (1891)

Bug #890801 Changes to support /extensions call. - Introduced a new extension reader to read static extension content. - Added additional rst files explaining extensions. - Removed functionality from additional middleware that used to support /extensions call.ie RAX-KEY-extension - Removed service extension test as it was no more relavent. - Added unit test that checks toggling of extensions. - Additional notes on the conf file. (1891) · Gerrit Code Review