Scalap version for Scala IDE for scala 2.12.1.

Tag for the final release of the Scala IDE 2.0.0 for Scala 2.9

Tag for the final release of the Scala IDE 2.0.0 for Scala 2.8

Version number: 2.8.2.RC3 -> 2.8.2.final

Version number change assuming RC4 will be the ...

Version number change assuming RC4 will be the final, which may or may
not be true.

Temporary version change: 2.9.1.alpha -> 2.9.0.1

RC5 -> final

Update to the version number, optimistically as...

Update to the version number, optimistically assuming that RC4 will
become the final. A release will probably be done early next week,
unless something comes up at the last minute.

This commit is of no importance whatsoever.

Version number -> 2.7.7.final