Refactoring parsing of sql string value to separate static method. Makes it possible to use from elsewhere (liquibase-hibernate in my case).
Merge branch 'SQLUtils_readValue' of https://github.com/deniedboarding/liquibase into deniedboarding-SQLUtils_readValue

Conflicts:
	liquibase-core/src/main/java/liquibase/snapshot/jvm/ColumnSnapshotGenerator.java
Merge branch 'SQLUtils_readValue' of https://github.com/deniedboarding/liquibase into deniedboarding-SQLUtils_readValue

Conflicts:
	liquibase-core/src/main/java/liquibase/snapshot/jvm/ColumnSnapshotGenerator.java
Merge branch 'deniedboarding-SQLUtils_readValue'
Merge remote-tracking branch 'origin/master'