BZ-983928 - Categories editor not accessible

(cherry picked from commit 19c858e94fb2c56213f182e110af1f1b6c8f7ba6)
BZ1019842 - XLS decision table uploaded to business central cannot be opened
(cherry picked from commit c80c398919e169e3968d39f8999e6fe7ab1f4fe0)
BZ-996490 - Rules not listed in Test Scenario - New expectation dialogue

(cherry picked from commit 3e77deda15295b9e01fba3fbfb39ac477da8b239)
BZ1020955 - [guided rule editor] date options defaults not in source
(cherry picked from commit dc838e90e4b78ab4386d81d4f4d6883c7605822a)
bz-1000009: Jcr2vfs migration tool does not migrate 'globals'
BZ1009050 - Test Scenarios cannot run with invalid .drl file in the project
(cherry picked from commit a560941b61bedcd5c64f2eef1ec41e1f732858a2)
updated to use the new projhect explorer style -> wider space + fixed panel
BZ-996942: guvnor Guided Decision Table - audit log widget new layout and styles.
Corrected errors in properties due to translation pull.
(cherry-picked from 674417b)
BZ1004767 - Decision Table Wizard: expand columns section has two default behaviours
(cherry picked from commit 75ec23d50eb2bb149ef7cefbed8f33a8abc980ff)
adapted to most recent uberfire updates (performance focused)

Conflicts:
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/AssetMigrater.java
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/asset/AttachementAssetMigrater.java
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/asset/GuidedDecisionTableMigrater.java
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/asset/GuidedEditorMigrater.java
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/asset/GuidedScoreCardMigrater.java
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/asset/PlainTextAssetMigrater.java
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/asset/PlainTextAssetWithPackagePropertyMigrater.java
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/asset/TestScenarioMigrater.java
	drools-wb-jcr2vfs-migration/drools-wb-jcr2vfs-migration-core/src/main/java/org/drools/workbench/jcr2vfsmigration/migrater/util/MigrationPathManager.java
BZ1023126 - Saving Guided Rule with uninitialized field values causes errors after reopening
(cherry picked from commit cd5585c6abe0b77ec7f2fcbe7cd84ee6b6f22262)