ValuePosition: regenerate hashCode(), equals(), toString().

--HG--
extra : rebase_source : e0586813fa10c3ae34f1487cda9a0e3a4f650b9b
LIRInstruction: rename forEach{Temp,Output}(ValuePositionProcedure) to forEach{Temp,Output}Pos().

--HG--
extra : rebase_source : 5130770b34aa19a3d138e7e5583e6fb4ea793a02
LIRIntrospection.Values: remove OperandMode mode.

--HG--
extra : rebase_source : 202cf67e5e8f5e2e3a3e9028463f7b83dd2caeb4
support distributions in pom.mxdeps files
more fixes for DebugTimerTest
Merge.
mx: fix {,scala}dacapo paths and parsing issues on windows

--HG--
extra : rebase_source : d93a152c7d8d82378080725f8a3f2bbaee3160a0
mx: reduce size of exculde command line argument and fold it into package-star expressions

--HG--
extra : amend_source : 5ad34b0e5cb0ea5630799a9bb0450357a6a9916e
jacoco: add a few excludes to make some tests passing

--HG--
extra : amend_source : ed3f3af853a805fe9707131a4bfe90ab0e57cab4