add ojs-base 0.1.0
fix url md5
ojs-base: fix deps and package name
+Abella 2.0.2

Also removed abella.2.0.0, which is now obsolete
fix ojs-base md5sum
ojs-base depends on ppx_deriving_json < 2.0
add omd.1.1.2
+utop.1.16
OASIS 0.4.5
Abella 2.0.2 requires OCaml 4.01.0+
Merge pull request #2916 from pw374/master

add omd.1.1.2
Merge pull request #2901 from whitequark/utop.1.16

+utop.1.16
Merge pull request #2920 from jpdeplaix/master

OASIS 0.4.5
Merge pull request #2914 from zoggy/master

Add ojs-base 0.1.0
Adds diy.5.01
Fixes typo in opam file of diy
mlpost: cairo is a hard dependency
[lablgtk-2.14] install lablgladecc2
added spotlib2.5.0
verified ppx_test.0.0.1 works with 4.02.1