* net/loveruby/cflat/sysdep/x86/CodeGenerator.java: use PeepholeOptimizer directly.
* net/loveruby/cflat/asm/PeepholeOptimizer.java -> net/loveruby/cflat/sysdep/x86
* net/loveruby/cflat/asm/AsmOptimizer.java: removed.
* net/loveruby/cflat/codegenerator/CodeGeneratorOptions.java: should not provide PeepholeOptimizer, just provide optimizationLevel.
git-svn-id: file:///Users/aamine/c/gitwork/public/cbc/trunk@4204 1b9489fe-b721-0410-924e-b54b9192deb8