Merge pull request #73 from richard-willowit/version70

Test and provisionally approve for compatibility with Pentaho 5.0
Fixed dependency issues to include optional libraries such as barcode printing and added additional dependencies such as cda/kettle etc
Added functionality to set parameters where getParameterInfo is called
Changes to allow reserved variables to be used in parameter data sources.
Merge branch 'version70' of github.com:pietercvdm/Pentaho-reports-for-OpenERP into version70
Workaround for issue:
http://forums.pentaho.com/showthread.php?153860-Ivy-itext-2-1-7-jar-not-downloading-depending-on-core-gt-libfonts-gt-itext

Explicitly downloading itext since it doesn't resolve properly
Merge branch 'version70' of github.com:pietercvdm/Pentaho-reports-for-OpenERP into version70
Commit for better deployment with Pentaho 5.

Resolves #43 to allow some parameters to be passed and handled by parameter
data sources.

Resolves #47 by inclusion of more libraries (thanks to Pieter van der Merwe
for sorting through the dependency issues).