GridCustomFilterGrid refactored into a TypedTableGrid

...enbis/generic/client/web/client/ICommonClientService.java

.../generic/client/web/client/ICommonClientServiceAsync.java

...ation/ui/columns/specific/CustomGridFilterColDefKind.java

...tion/ui/grid/expressions/filter/GridCustomFilterGrid.java

...penbis/generic/client/web/server/CommonClientService.java

...ient/web/server/resultset/AbstractExpressionProvider.java

...client/web/server/resultset/CustomGridColumnProvider.java

...client/web/server/resultset/GridCustomFilterProvider.java

...ch/systemsx/cisd/openbis/systemtest/FilterSystemTest.java