Remove trailing whitespace(s) in src/command/statement.h
Remove trailing whitespace(s) in src/command/string.c
Remove trailing whitespace(s) in src/connection/config_file.h
Remove trailing whitespace(s) in src/connection/connector.h
Remove trailing whitespace(s) in src/input/hotkey_dag.c
Remove trailing whitespace(s) in src/objects/named.c
Remove trailing whitespace(s) in src/serialize/serializer.c
Remove trailing whitespace(s) in src/values/string.c
Remove trailing whitespace(s) in src/values/string.h
Remove trailing whitespace(s) in tests/check/input/input_tests.c
Merge pull request #473 from manuelmessner/remove-trailing_whitespaces

Remove trailing whitespaces