Switch KSP Assemblies and update release version

Bump release number to 1.8.13

Switch KSP Assemblies and update release version

Bump release number to 1.8.13

Fix RemoteTechnologiesGroup#693 (error "Trying to create a material f…

…rom string - this is no longer supported.")

Try again

Bump release number to 1.8.12

Bump release number to 1.8.12

Update KSP assembly url for KSP 1.4.4

Point autobuild to right branch