support for tuples of arbitrary length
Merge branch 'fomega' of https://github.com/florenzen/sugarj into fomega
increase version number to reflect integration of new language features
auto-align analyses
Merge branch 'fomega' of https://github.com/florenzen/sugarj into fomega
simplified lib dir detection
let declaration
Merge branch 'SugarEntity' into fomega

Conflicts:
	language-libraries/base/src/org/sugarj/LanguageLib.java
tuple sugar;
\
Merge branch 'fomega' of https://github.com/florenzen/sugarj into fomega
Merge remote-tracking branch 'upstream/fomega' into fomega

Conflicts:
	case-studies/fomega-type-annotations/src/extension/let/Semantics.sf