SSDM-3401: searchSampleTypes introduced, implemented and tested

...openbis/generic/server/asapi/v3/ApplicationServerApi.java

...s/generic/server/asapi/v3/ApplicationServerApiLogger.java

...i/v3/executor/method/ISearchSampleTypeMethodExecutor.java

...v3/executor/method/SearchSampleTypeSqlMethodExecutor.java

...r/asapi/v3/executor/sample/ISearchSampleTypeExecutor.java

...er/asapi/v3/executor/sample/SearchSampleTypeExecutor.java

...ch/ethz/sis/openbis/systemtest/asapi/v3/AbstractTest.java

...ethz/sis/openbis/systemtest/asapi/v3/MapMaterialTest.java

...sis/openbis/systemtest/asapi/v3/SearchSampleTypeTest.java

...z/sis/openbis/generic/asapi/v3/IApplicationServerApi.java