Fix minor compiler warnings

Version 0.7.0

Change-Id: I35934ed645da47f51d6474a53b03136a96ecb3db

Fix cholmod include for OS/X

Change-Id: Iaf9aafb656ccd8dd3d339034218097b94140c8bf

Updated documentation and ABI info for release v0.5

Change-Id: I661debb4e19c368cabb2f81f7b24fa1eb8ad7cc6

Updated docs for v0.4

Change-Id: I70c9e73f3884db0aace52fc4804085c3b397532b

v0.3 released

Change-Id: I8bcc8b43856172352b73462d7aeff345864a1c90

Fixed broken unit test for filter translations line test

Change-Id: Icd80ace3fdc7fc8e9074e4219e44be34577f17d4