Adds straw blocks. Normal blocks and stairs. Half slabs come as soon as i figured out the code. You can use these e.g. to create new straw roofs or to make more comfy stables. Or just store your wheat.
Screenshots:
Straw roof
Stabels with straw
Recipes:
Stairs give back 6 wheat and Blocks give back 4 wheat (as many as needed to craft one).
Installation:
For Minecraft 1.6.2
For 1.6.1
For Minecraft 1.5.2
For Minecraft 1.5.1
For Minecraft 1.4.7