IDEA-127739 Navigation Tab
Stage 1
NPE fix
new error stripes
can't close ToolWindow by mouse
update history when use space handler
more escapeXml (IDEA-127886)
ExportableFileTemplateSettings — don't save default state
ide.show.progress.without.status.bar enabled by default
add registry descriptors
ability to use DialogWrapper on before application loaded
Cleanup (wild resource text fixed)
notnull
diff: simplify
diff: simplify
IDEA-128312 diff: fix sync scroll for editors with opened search panel
immutable map for environment variables component
diff: do not adjust scroll position at changed editor height

* it's fixes IDEA-126302
* It's unclear, if wo should scroll left-to-right or right-to-left
* it's not very common usecase
IDEA-128731, IDEA-129013  don't update system selection when selection is changed in IDEA editor programmatically
additional project disposed check for BaseClassesAnalysisAction
SSR: better project disposed check location