Make the installation copy GitExtensions.exe.config so that Newtonsoft.Json.dll can be loaded.

Fixes gitextensions/gitextensions/issues#1971

(cherry picked from commit 7c2cf2ad09fc00c19b7e362f9aca23d358e3f4c6)

Conflicts:
	Setup/Product.wxs
Merge branch 'release/2.46' into release/2.47
Merge branch 'release/2.47'
Cherry-picked changes from BuildServerIntegration that are not domain specific to lower amount of possible merge conflicts.
Take parent from selected diff group
Merge branch 'release/2.47'
Use LosslessEncoding to get revision data
Merge branch 'release/2.47'

Conflicts:
	GitCommands/Git/GitModule.cs
Putty updated to version beta 0.63 (released 2013-08-06)
Putty updated to version beta 0.63 (released 2013-08-06)
Attach stacktrace as additional data - original stacktrace is lost.
Let exception from async call be handled by NBug.
InstallDir fixed
Merge branch 'release/2.47'
Product.wxs reformated by WixEdit