Reworked industry blocks - resolves #10
  * added dependency on StructuralResources for new chimney shape
  * added textures for chimney, fireplace and hearth
  * added new blocks (probably just placeholders) for fireplace and hearth
Merge pull request #17 from skaldarnar/industryRework

Reworked industry blocks - resolves #10
Extract mechanical power to Machines
Merge branch 'master' of https://github.com/Terasology/TerraTech
Add input output text metadata to process parts.
Add icons on the processing guide for inventory input/output.
Reworked item icons in 32x32px - resolves #9
  * reworked basic TerraTech icons
  * reworked iron work icons
  * reworked windmill (sail) cloth in different colors
  * Added windmillSail icon
  * WrappedWing and WingMesh icons
  * Added "WindmillCross" icon (4 arms)
Merge pull request #20 from skaldarnar/icons

Reworked item icons in 32x32px - resolves #9
Tweak fireplace-hearth interaction.   Add half-working magic bad stuff.
Finish magic bad stuff
Add start of journal integration
Add/fix smoke particles
Add assembly recipe improvements.  Fix texture not found errors. Fix missing icons.  Add assembly for conveyors.  Add assembly for fireplace,hearth,chimney.
Improve magic machine tiles
Magic machines assembly recipes
Smoke billows out from the block. Add custom widgets for the fireplace, hearth, and flywheelbox. Smoke damage stops the machine.
Remove iron bloom from the process.  Refine this whole thing later.
Add overview information to the journal.
API fixes for DecimalFormat. Various fixes.

Change human machine key to U
Some cleanup and fixing static analysis errors. Remove not used blocks from the start packs.