Use new OPS functions (freetext) to search for entities in HT
Added parametrization for servers and users to the app
Fixed a bug on HT client when external datasource requests time out or fail
Revert "Fixed a bug on HT client when external datasource requests time out or fail"

This reverts commit 06ef7651400377e4d9acae02a2085a6b078ea1c6.
Fixed bugs related to timeouts when running a graph, UX issues like disabling buttons and restoring the results list
Fixed bugs related to timeouts when running a graph, UX issues like disabling buttons and restoring the results list
Added extjs4.1 js files and RubyMine files