make cmake honor PYTHON_LIBRARY
[FEATURE] allows to store SQL queries in the DB manager
Update to custom CRS management
Updates to compile with current master
check validity of CRS before saving
do not use QgsCoordinateReferenceSystem internally
nl translation update
Merge pull request #580 from rduivenvoorde/nl2.0

nl translation update
Use case insensitive string comparison for wms request names
Don't advertise jpeg as image type for GetLegendGraphic
[pyqgis-console] add scroll area for settigs dialog
- does also the last tab closable
- fixes some translate string and warns the user
  if the file has been deleted
- minor fixes
Add help text in data defined dialog
Small fixes to heatmap plugin
Update context help for heatmap
WMS capabilities HTTP Get namespace fix
composer legend: store user defined labels separately, fixes partialy #6960
More help text for data defined dialogs
Merge branch 'dd_symbology_help'
GRASS Direct disabled for 2.0
GRASS vector crash fix #7140
GRASS no data value fix