Made the build success by fixing groupIds for common and ssp modules.
Removed redundant groupId declarations. Corrected gitignore settings.
added OpenRTB v2.2 support to validator
convert to markdown
format as markdown with hyperlinks to code
Merge pull request #47 from karayv/2.0

Made the build success by fixing groupIds for common and ssp modules.
Merge pull request #49 from jm3/cleanup

convert README to hyperlinked Markdown
changed v2.2 content.keywords from an array to string for validator
Declare the software license in the pom
Merge pull request #51 from anomalizer/pom-license

Declare the software license in the pom
Merge remote-tracking branch 'upstream/2.0' into 2.0

Conflicts:
	.gitignore
	pom.xml