Iris 1.4
Merge pull request #68 from cpelley/scitool_1.4

Iris v1.4 documentation added.
BUG: Updated copyright dates on docs

This commit builds the documentation based on the 1.4.x branch which has
fixed copyright information contained.
Merge pull request #70 from cpelley/fix_copyright

BUG: Updated copyright dates on docs
BUG: Fixed copyright with main site html

Using server-side include to fix once and for all the copyright issues
with the main documentation.
Merge pull request #71 from cpelley/copyright_topfix

BUG: Fixed copyright with main site html
Merge remote-tracking branch 'upstream/master'