Merge pull request #1499 from mor1/master

first public release of cowabloga
+mirage-types.1.0.0
mirage-types: restrict to ocaml4+
Merge pull request #1500 from mirage/master

+mirage-types.1.0.0
io-page: add missing uninstall target

closes mirage/mirage#176
Merge pull request #1501 from mirage/master

io-page: add missing uninstall target
+crunch.1.2.3
Merge pull request #1502 from mirage/master

+crunch.1.2.3
+cowabloga
cowabloga: correct archive url
Merge pull request #1503 from mirage/master

+cowabloga.0.0.2