BISERVER-9045: Updated the report design wizard.  Since image format changed from jpg to png, updated xul file.
Merge pull request #186 from pentaho-skarmali/PRD-4657_expression_editor_whitespaces

BISERVER-9045: Updated the report design wizard.  Since image format cha...
PRD-4584 et al: Handling of null input must be more robust
Merge pull request #187 from tmorgner/master

PRD-4584 et al: Handling of null input must be more robust
PRD-4664: Query scripting text was lost due to invalid event sequence
Added sampledata garbage files to ignore list
Merge pull request #188 from tmorgner/master

PRD-4664: Scripting text for datasources lost sometimes.
PRD-4665: Added groovy-1.8 as reference for making 5.0 the same as 3.9.1
BISERVER-9897 Fix for Hyperlink custom parameter table - only add ::pentaho-path once
Merge pull request #189 from pentaho-tband/BI-9897

BISERVER-9897 Fix for Hyperlink custom parameter table - only add ::pent...
PRD-3985: Additional error handling so that errors on formula-functions, style-expressions and attribute-expressions can abort the report processing.
PDI-10416 - Removing unneeded slf4j dependency from libloader
Merge pull request #191 from tmorgner/master

PRD-4665, PRD-3985
Merge pull request #190 from brosander/PDI-10416

PDI-10416 - Removing unneeded slf4j dependency from libloader
PDI-10416 - re-adding slf4j dependency as otherwise our tests fail as EHCache really needs it badly!
Merge pull request #192 from tmorgner/master

PDI-10416 broke our tests.
PIR-868: Added more context to prepare method so that PIR can save the generated report as PRPT
PRD-3985: Better error handling, so that the log shows the root cause of errors.
Merge pull request #193 from tmorgner/master

PRD-3985 error handling, PIR-868 gold-sample generation
PRD-4665: Groovy needs to go up to 1.8