Release 1.2, last tasks

[adube]

For the 1.2 release, do the following tasks :

• update the Release wiki page
• mark the HISTORY.txt current release tag as 1.2, copy the above wiki page content in it
• change the documentation version number

[adube]

More tasks :

• build 1.2 documentation & webpage on geoprisma.mapgears.com
• package (geoprisma-1.2.0.tar.gz)
• close milestone
• create 1.2.1 milestone
• mark doc as 1.3.0-dev.

[adube]

I updated the wiki to have a more clean documentation about each release. I borrowed the structure from OpenLayers. See at : Release

[adube]

r1316 : samples status modifications to fit the 1.2 new and updated features.

Change these back to 'null' after 1.2 is out.

[adube]

r1318, another sample tagged as 'new'.

[adube]

r1319, doc and download versions set to 1.2.

[adube]

Release in completed.