Initial grib enhancements, faster rendering and interpolation  between files
Updated to
Merge remote branch 'upstream/master' into grib_enhancements
Initial commit with fully functioning  enhanced grib plugin
windows build corrections
Undo pluginmanager change from before (oops) fix arrow bug, and update unit conversions
Various bug fixes, and rendering enhancements
improve number rendering
Fixed bug in isoline and consolidate code, work around gtk for window position auto center
ready to render not needed, simplify logic
Merge remote branch 'upstream/master' into grib_enhancements
Merge remote branch 'upstream/master' into grib_enhancements
Update grib plugin to be able to communicate with other plugins
routing corrections, and current direction correction
improve linkage with weather routing plugin
Fix c++03 deprecated types and correct the number formatting reported by CarCode
Fix performance warning

Fix tab to spaces
Fix segfault on exit in case Route Manager was open during the session
Merge remote branch 'upstream/master' into grib_enhancements
Refactoring: moved several classes from chcanv to separate files.