#498 - Initial creation of CONTRIBUTING.md
First cut of CONTRIBUTING.md
#498 - Specifically reference community resources, fix spacing
Update CONTRIBUTING.md

Made a few updates.
#498 - Fix typos and header consistency in CONTRIBUTING
#498 - Update CONTRIBUTING with Eclipse style guide and some general formatting
Remove redundancy between CONTRIBUTING and README
Merge pull request #498 from BroadleafCommerce/contributing

Create a CONTRIBUTING.md for Broadleaf
Fixes #407 - Provide better UX when an MVEL rule cannot be parsed in the admin
#515 - Add utility to print the state of an order to the console
Merge remote-tracking branch 'origin/BroadleafCommerce-3.0.x' into develop

Conflicts:
	core/broadleaf-framework/src/main/java/org/broadleafcommerce/core/order/service/OrderService.java
	core/broadleaf-framework/src/main/java/org/broadleafcommerce/core/order/service/OrderServiceImpl.java
#515 - Fix compilation error
Merge remote-tracking branch 'origin/BroadleafCommerce-3.0.x' into develop
Merge branch 'develop' into feature-sitemaps