changed failure to detect runtime into a warning. objdump.exe does not support 64bit windows
Merge pull request #132 from Tieske/auto_detect_runtime

changed failure to detect runtime into a warning.
Avoid overwriting the current rockspec when unpacking a source .zip that happens to contain one.
(Case in point: sha2 0.2.0-1)
Support for updating versions of packages that remain with the same upstream URL, but only update their contents.
(Case in point: modules by lhf)
Set the 'windows' variable on mingw32. Thanks to Alexey Melnichuk for the heads up.
More documentation on deps_modes
Add versioned manifest files for Lua 5.1 and 5.2. Make sure LuaRocks only finds rocks according to the Lua version it is using.
Make sure manifest-5.1 and manifest-5.2 are generated and used only when dealing with the remote server.
Add two new configuration options, 'hooks_enabled' and 'accepted_build_types',
to deal with some security concerns raised in #35.
Add flags --lr-path, --lr-cpath, --lr-bin to `luarocks path`, for convenience in scripts.
expose lua_version variable to config files.
Make sure a wrapper script finds modules from its own version.
Preparing for LuaRocks 2.1.0... let's try to install as a rock this time!