Add x86_64 freebsd syslog.rb constants.

Fixes #1605.
deploy artifact on local direcotry for ci.jruby.org [skip ci]
fix snapshot deploy on ci.jruby.org [skip ci]
Actually use Java7ClassValue when using Java 7+.
IR: Typo (will replace string with enum - quick fix)
IR: in-block...no
IR: Use enum to prevent typos (and the instr is highly ungeneric)
[Truffle] Add Java version of Mandelbrot benchmark.
[Truffle] - Implementing Module#const_set method
[Truffle] Add C version of Mandelbrot benchmark.
[Truffle] Fix compilation of some blocks.
[Truffle] Include code to generate benchmark reports.
[Truffle] Add warning about running benchmarks too quickly.
[Truffle] Remove old test suite.
New method addResultInstr to DRY up common temp; instr; return temp pattern
all scopes have getLocalVariable
IR: Remove GlobalIsDefinedInstr
IR: Remove HasInstanceVarInstr
IR: Remove GetBackRefInstr
IR: Remove ClassVarDefinedInstr