made descr file
made property with get
property with set
added __get__ for property
Merge pull request #195 from tjhance/property

Property
add cmake generated files to .gitignore
initial CMakeLists.txt to build pyston
cmake link curses and lzma directly (don't try to find_package())
correctly find unwind library from pyston_deps
build publicize with cmake and remove src/runtime/inline/*.cpp for now
cmake properly build runtime/inline/*.cpp with llvm bitcode
add appropriate license https://github.com/shadow/shadow/blob/master/LICENSE
cmake set error with message() and FATAL_ERROR
cmake use llvm provided module
cmake build publicize utilizing llvm provided cmake module for libraries
add archive files (*.a) to .gitignore
only ignore cmake generated makefiles for now (by location)
.gitignore add cmake generated ninja files
cleanup clang cflags and cxxflags
use llvm binaries in  (from cmake module) for clang++, llvm-link, and opt