Merge pull request #619 from bytekast/BISERVER-9414

[BISERVER-9414] Validate the output path location when the output path ...
[BISERVER-9304] -- Added styles to fix the property panel from pushing past the height of the parent container when switching tabs
Merge pull request #620 from krivera-pentaho/dev

[BISERVER-9304] -- Added styles to fix the property panel from pushing p...
[BISERVER-9414] Make sure user has WRITE permissions to the output location path. If not, use fallback path