Merge pull request #267 from testcocoon/master

OQamlDebug unintaller
LLVM 3.1 package
Merge branch 'master' of https://github.com/OCamlPro/opam-repository
Merge pull request #268 from testcocoon/master

LLVM package
add uri-1.3.6 update
add cohttp-0.9.5 update
add github 0.4.2 update
correct url for uri-1.3.6
Merge pull request #269 from mirage/master

cohttp, uri and github updates
packages opass
Merge pull request #270 from pygatea/master

packages opass for opam
opass: add asynx depend, and fix checksum format and contents. fixes #270
remove eol from compiler description
add compiler variants for development Mirage tree (to test out ocp-endian)
add more precise dns constraints to fix the build (or it picks up cstruct-0.6.0)
fix pcap builds with more precise cstruct constraints
Merge pull request #271 from mirage/master

new mirage dev compilers and Jenkins package fixes
add dns-0.6.0 with latest cstruct use
Merge pull request #272 from mirage/master

add dns-0.6.0
Merge remote-tracking branch 'upstream/master' into pr