CMS-9907: prepare release hippo-plugin-seo-support-root-2.2.0

CMS-9898: rollback changes from release preparation of hippo-plugin-seo-support-root-2.2.0-rc-1

CMS-9898: Update dependencies for rc-1 tag

CMS-9899: prepare branch hippo-plugin-seo-support-2.2.x

HIPPLUG-1179: Update demo versions

CMS-9583: prepare for next development iteration

CMS-16: Bump internal dependency properties to use the current (snapshot) versions

HIPPLUG-1200 prepare branch seo-support-2.1.0-translations-1

CMS7-9483: prepare for next development iteration

CMS7-16: ignore IntelliJ project files

HIPPLUG-1162: prepare release hippo-plugin-seo-support-2.0.0

CMS7-9450: Switch to using semantic versioning for all CMS 10 modules
- old version x.y.z => (x+1).0.0
- bumped to latest project or release parent pom
- also updated copyright year where needed
- cleaned up/moved dependency version properties to main pom.xml from child pom(s)

HIPPLUG-1079 bump parent and dependencies back to SNAPSHOT

HIPPLUG-1079: prepare release hippo-plugin-seo-support-1.02.00

HSTTWO-3257 include hippo-cms7-commons because the parameter annotation classes move to the shared class loader

HIPPLUG-1065: rollback changes from release preparation of hippo-plugin-seo-support-1.02.00-alpha-1

HIPPLUG-1065: prepare deps

HIPPLUG-970: corrections standard Hippo Plugin SEO Support inception year

HIPPLUG-970: cleanup and new maven configuration of standard Hippo Plugin SEO Support

HIPPLUG-970: initial import of the hst-seo-support standard plugin for CMS 7.10, cloned (unmodified) from the Forge hst-seo-support plugin