Merge pull request #977 from bigplaice/update_pg_dump_for_v5 Fix the pg_dump for IvorySQL 5.0
Merge pull request #861 from OreoYang/IVORY_REL_4_STABLE fix #836 test_extension are wrongly compiled and installed
Merge pull request #821 from jiaoshuntian/update_copyright_ivy4 IvorySQL:Add Notice
Merge pull request #818 from jiaoshuntian/update_copyright_ivy4 IvorySQL:Add missing copyright info