[PDI-12927] - Filter Rows performance issue
[BACKLOG-684] - Information Maps for Release. Changed Get Started with DI   >  Getting Started with DI and Try Instant Template-Based Analysis    >    Getting Started with Instaview
[BACKLOG-832] - Kitchen hangs on MacOS
Merge pull request #777 from brendan-lynch/5.2

[BACKLOG-684] - Information Maps for Release. Changed Get Started with D...
Merge pull request #778 from rfellows/5.2dev

[BACKLOG-832] - Kitchen hangs on MacOS
Merge pull request #774 from mbatchelor/5.2

[PDI-12927] - Filter Rows performance issue
[BACKLOG-186] - Need to provide user with a decent message when the repository is not availabe

changed error message according to UX feedback
slightly changed logic for process launch of Repository Explorer failure
added failure processing for JobDialog: extraTabs

[BACKLOG-186] - Need to provide user with a decent message when the repository is not availabe

change ctor of KettleRepositoryLostException to rely on super getMessage() and getLocalizedMessage()
checkstyle

[BACKLOG-186] - Need to provide user with a decent message when the repository is not availabe

fix typo in the message