Move parts in mode init function to their own functions
Refactorings, related to testing too
Fix missing reference to omnisharp-utils
Fix find usages showing "no usages" output

It should say "no usages found" instead of opening a result buffer with
nothing in it.
Whitespace fixes
Cleanup
Add ecukes integration test for find usages
Remove test tag
allow server to be started without a solution in folder mode
Add ecukes integration test for go to implementation
Add find implementations test for many possible locations
Add test for gotoregion
Move gotoregion tests to their dedicated file
Add unit test for writing QuickFixes to the compilation buffer
Whitespace fixes
Test that showing quickfixes can also not mess with find-tag-marker-ring
Move utils code to omnisharp-utils.el
Add test for omnisharp-stop-server
Move more stuff to omnisharp-utils.el
fixup! Move more stuff to omnisharp-utils.el