Merge branch 'master' of https://github.com/oxyplot/oxyplot into develop
Added gitlink to build script
Updated AppVeyor script
Added pdb file generation for example library
Removed unnecessary solution configurations
Added explicit directory to appveyor script
Dummy checking to start a new build
Added debug switch to GitLink to test why output directory isn't correctly used
Test with updated toolsversion
Added explicit platform name for GitLink
Removed unnecessary build parameters
Merge pull request #267 from GeertvanHorrik/pr/gitlink

Added GitLink to appveyor script
#275 Added delta values to AxisChangedEventArgs
Fix scrolling in GtkSharp ExampleBrowser
Fixed build (updated comments)
Merge pull request #278 from sevoku/add-xwt-support

Add  Xwt backend
Merge pull request #279 from sevoku/fix-gtksharp-sample

Fix scrolling in GtkSharp ExampleBrowser
Better handling of deltas when View min/max is unknown
Updated docs to fix build
Add references to Oxyplot_NET40 instead of Oxyplot (Portable)