[Johnny Clasrk] IsNull IsNotNull True False Checks and Assertions (IDEA-35808)
don't hold Project in statics
@NotNull
fix some idea warnings
check if application is around to show popup
CommonProxy: show JVM properties warnings only maximum several times
popup - check that application component is available
JS, AS: don't implicitly consider references in strings as code references (IDEA-89329, WEB-833 & co)
WEB-384 Microdata attributes support
IDEA-101677 Gradle: 'Import project' enhancements
cleanup
IDEA-95898 Gradle based projects should offer Auto-Import as Maven projects do

Refresh change ttl when it's checked to be valid
IDEA-101776 Gradle: Avoid ide hang on auto-import

Don't call invokeAndWait() from EDT
IDEA-101768 Avoid memory leak in 'editor tabs: none' mode
Internal methods visibility reduced (merger leftovers)
IDEA-100722 Commenting block of Java code with EOL comments unfolds imports and top comment

system property -> registry
diagnostics
not null, cleanup
win32cache: less memory
notnull