fix CORE-1230

shutdown derby database depends on whether it is embedded or network
server
added support for outputting remarks for columns and tables
Merge pull request #105 from lcmatrix/CORE-1230

fix CORE-1230
Merge pull request #106 from rburgst/2_0_x

added support for outputting remarks for columns and tables
Merge branch '2_0_x'

Conflicts:
	liquibase-core/src/main/java/liquibase/dbdoc/TableWriter.java