Test a GitHub web hook by fixing a typo in the README.

Just testing a web hook.
Update README.md, add CONTRIBUTING.md and run folders

Run folders are there so someone doesn't have to manually create them to
follow our instructions, they are excluded in the .gitignore so any
modifications in those should not be recorded by Git.

Signed-off-by: Steven Downer <grinch@outlook.com>
Reformat source code with IntelliJ IDEA preset

Some of this may be slightly off but it's better than it was
Merge pull request #36 from Kobata/style-reformat

Reformat source code with IntelliJ IDEA preset
Merge pull request #20 from Grinch/patch-1

Update README.md, add CONTRIBUTING.md and run folders
Github's urls are case-sensitive
Need to add the link to the doc too
Fixed an absolute reference to SpongeAPI.

This enables building Sponge as a subproject of another Gradle build. I'm assuming this was an oversight since the other references from the same file were relative.
Basic Event handler framework
Merge pull request #39 from Raphfrk/event_conversion

As agreed on IRC
Ignore local checkstyle config (.checkstyle file)
Merge pull request #40 from saladoc/ignore-checkstyle

Ignore local checkstyle config (.checkstyle file)
Add coremod load information to README.md
update for latest API changes, forge build
Enable PreInitialization event forwarding to plugins

Using most of the methods will error out, but it's a start
Add ASMHelper file
Implement forwarding methods for PreInit event

getSuggestedConfigurationDirectory() is still unimplemented
Added priority support to events
Merge pull request #43 from Raphfrk/event_conversion

Added priority support to events
Merge pull request #42 from Kobata/preinit-forwarding

Implement forwarding methods on PreInitializationEvent