Moved hardcoded blocks to RegBlocks.yaml
Added yaml library to app.yaml
Imported yaml in BlockModels.py
Added loop to BlockModels.py that accesses the RegBlocks.yaml file and adds each entry to the datastore
Removed old method of adding default blocks to the datastore
Minor syntax changes
Merge branch 'master' of https://github.com/clnye15/CS-Final-Project-Prototype

# By Yona
# Via Yona
* 'master' of https://github.com/clnye15/CS-Final-Project-Prototype:
  block 7