69_HR_FIX_CANDIDATE #177424, #185521, #186385

Please, review 69 fix candidates

*177424* <https://netbeans.org/bugzilla/show_bug.cgi?id=177424> - 
Instant rename does not work if it is not finished for closed file
If close editor in active instant rename mode => no way to use feature 
until IDE restart
fixed: http://hg.netbeans.org/cnd-main/rev/c9aa69aaff50
reviewed by alexvsimon, approved by QA dnikitin

*186385* <https://netbeans.org/bugzilla/show_bug.cgi?id=186385> - 
Exception: !!! STANDALONE FILE
If file is opened before project data is loaded (i.e. after IDE restart) 
=> it's code model is broken
fixed: http://hg.netbeans.org/cnd-main?cmd=changeset;node=e50a37922a50
reviewed by vkvashin, approved by QA dnikitin

*185521* <http://netbeans.org/bugzilla/show_bug.cgi?id=185521> - Track 
usage of refactorings and find usages
this is not visible for user, but we need it to have completed usage 
tracking of CND features in release 69
fixed: http://hg.netbeans.org/cnd-main/rev/72b3ff3a7e03
reviewed by gorrus, approved by QA dnikitin

Thanks,
Vladimir.