Save old configuration when proposing a subtree transplant
Bugfix in Spannoid.getState
Scrolling for the SpannoidViewer
Diagnostics: show number of accepted moves
Correct acceptance probability for subtree transplant
Correction + refactoring subtree transplant
Merge branch 'master' into ContractionBranch

Conflicts:
	src/statalign/base/Spannoid.java
	src/statalign/base/SpannoidMCMCStrategy.java
	src/statalign/postprocess/plugins/SpannoidViewer.java
Merge branch 'ContractionBranch' of https://github.com/kasper0406/spanalign into ContractionBranch