Move to base package
Unified number diff
Immutable + generics
Remove useless imports
Typesafe LCS (using generics)
Update commons-lang dependency (+ use Java 7 compiler). Add support for SBT dev.
Move to base package
Testing unified Number diff
Minor source formatting
Remove useless DiffManager classes
Gather SortedSet support with general Collection one
Minor source formatting
Update super-POM (common dependencies and properties)
Update documentation
Add travis-ci.org descriptor