detect native multiarch directory on linux
Merge remote-tracking branch 'upstream/master' into linux-multiarch
support for tables in (runtime_)external_deps_subdirs.*
adding Lua 5.2 paths to wrapper scripts
Merge remote-tracking branch 'upstream/master' into linux-multiarch
changed multiarch detection and site_config variables
Merge remote-tracking branch 'upstream/master' into linux-multiarch
Lua 5.2 paths in wrapper scripts on windows
fixed quotes in wrapper scripts on windows
Merge remote-tracking branch 'upstream/master' into linux-multiarch

Conflicts:
	install.bat
Merge remote-tracking branch 'upstream/master' into linux-multiarch
included pe-parser module (no longer objdump.exe, which is removed), updated installer to check architecture (32/64) interpreter was compiled for (instead of system architecture). Runtime detection should now also properly work on 64bit binaries.
Fix version test.
Thanks @siffiejoe for the heads up!
Merge remote-tracking branch 'upstream/master' into linux-multiarch
wrapper scripts don't mess with env-vars of subprocesses
minimize path and cpath modification in wrapper scripts
Merge pull request #154 from siffiejoe/linux-multiarch

Detect native multiarch directory on linux
Merge branch 'master' of github.com:keplerproject/luarocks
Escape doublebrackets in paths that go to wrappers.
Merge pull request #165 from Tieske/pe-parser

enhanced parsing of binaries on Windows when installing LR