Made colony and outpost pods 10x more expensive, and added a cost-increase upkeep similar to the ship hull cost increase, but dependent on number of owned planets.

git-svn-id: https://freeorion.svn.sourceforge.net/svnroot/freeorion/trunk@5678 dbd5520b-6a0a-0410-a553-f54834df5b05
- Patch by yandonman
-- Makes Neutronium Extraction dependent on Stellar Tomography.

- Patch by unjashfan
-- Changed the RP cost of almost all armours so that it more or less scales with armour strength
-- Slightly nerfed the zortrium plating
-- Added a mid-level armour plating: Diamond armour plating (with the idea to refer to rich minerals)
-- Commented out the aggregate asteroid hull unlock from asteroid reformation
-- Rock armour plating's description now links to Asteroid Reformation Processor
-- Removed all references to speed penalties in the descriptions

git-svn-id: https://freeorion.svn.sourceforge.net/svnroot/freeorion/trunk@5679 dbd5520b-6a0a-0410-a553-f54834df5b05
Merge remote-tracking branch 'svn-mirror/master'