CORE-1704 Checksum errors for changeSets with createProcedure in 3.1.0 vs 3.0.x
Created example changelog area in sdk workspace
Cleaning up liquibase.zip layout, added default properties files to sdk workspace directory, documented new directories in README.txt that ships with liquibase.zip
CORE-1715 2 -> 3.1 migration, 3.1 errors if there are single quotes in comments
CORE-1713 liquibase.precondition.core.ForeignKeyExistsPrecondition exception
CORE-1707 TableRowCountGenerator shouldn't pass tableName as catalogName
CORE-1710 Oracle: NUMBER data type size specification is deployed with a precision specifier even though precision isn't specified in the change log
CORE-1709 generateChangeLog returns tables created by Materialized Views as standard tables
updated release notes for 3.1.1
updated project.version setting
[maven-release-plugin] prepare release liquibase-parent-3.1.1
[maven-release-plugin] prepare for next development iteration
tests updated for change to createProcedure serialization format
Merge branch '3.1.x'

Conflicts:
	liquibase-cdi/pom.xml
	liquibase-core/pom.xml
	liquibase-debian/pom.xml
	liquibase-integration-tests/pom.xml
	liquibase-maven-plugin/pom.xml
	liquibase-osgi/pom.xml
	pom.xml
Using URLs in a collection is bad for performance because hashCode makes an internet call.
Merge branch '3.1.x'
Removed lib/README.txt file so needed to update debian pom