opium 0.4.0
Merge pull request #1765 from rgrinberg/opium_040

opium 0.4.0
install reins.cmi (Closes #1755)
+ ocurl 0.7.0
Merge pull request #1768 from camlunity/ocurl

+ ocurl 0.7.0
Merge pull request #1767 from camlunity/master

install reins.cmi (Closes #1755)
+crunch.1.3.0
Merge pull request #1769 from mirage/master

+crunch.1.3.0
spelll 0.1
small fixes to Spelll's package
Merge pull request #1761 from c-cube/master

spelll 0.1