Fix menu doc
Add info about required ExcelBundle version
Fixed a problem when using safe labels in knp

Allows to use allow_safe_labels and safe_label from the KNP menu
Merge pull request #754 from kufi/v1.0

Fixed a problem when using safe labels in knp
Updated Excel export

From now on, the Excel export supports ManyToOne relations. Also
DateTime objects can be used fo the export. Doc is updated.
Merge pull request #760 from bobvandevijver/excel-update-v1.0

Updated Excel export
Added realpath to dirname usages
Merge pull request #768 from bobvandevijver/dirname-v1.0

Added realpath to dirname usages
Fix jQueryUI integration
Merge branch 'v1.0' into v1.1