hg: jigsaw/m2/langtools: Renaming _bt_ -> _tools_ in output dirs

[erik . joelsson]

Changeset: 35429b1fd2b7
Author:    erikj
Date:      2014-11-14 16:55 +0100
URL:       http://hg.openjdk.java.net/jigsaw/m2/langtools/rev/35429b1fd2b7

Renaming _bt_ -> _tools_ in output dirs

! make/Tools.gmk
! make/gensrc/GensrcCommon.gmk