[server][HostResourceQueryOption] Fix a problem that causes the following exception.

The root cause is calling HostgroupsQueryOption::getHostIdColumnName().
Hostgroup tables doesn't have a column for host ID. So the call is invalid.

[INFO] <FaceRest.cc:590> reply error: 4, HTERR_GOT_EXCEPTION: <HostResourceQueryOption.cc:441> ASSERTION failed: [idx < tableProfile.numColumns] : idx: -1, numColumns: 4, table: hostgroups
src/.libs/libhatohol.so.0, HatoholException::saveStackTrace() +0x25, _ZN16HatoholException14saveStackTraceEv+0x25 [0x7fec90e9a645]
src/.libs/libhatohol.so.0, HatoholException::HatoholException(std::string const&, std::string const&, int const&) +0x78, _ZN16HatoholExceptionC1ERKSsS1_RKi+0x78 [0x7fec90e9a748]
src/.libs/libhatohol.so.0, HostResourceQueryOption::getColumnNameCommon(DBAgent::TableProfile const&, unsigned long const&) const +0x12a, _ZNK23HostResourceQueryOption19getColumnNameCommonERKN7DBAgent12TableProfileERKm+0x12a [0x7fec90e9cfea]
src/.libs/libhatohol.so.0, HostResourceQueryOption::getColumnName(unsigned long const&) const +0x16, _ZNK23HostResourceQueryOption13getColumnNameERKm+0x16 [0x7fec90e9d0a6]
src/.libs/libhatohol.so.0, HostResourceQueryOption::getHostIdColumnName() const +0x15, _ZNK23HostResourceQueryOption19getHostIdColumnNameEv+0x15 [0x7fec90e9b895]
src/.libs/libhatohol.so.0, HostResourceQueryOption::getCondition() const +0x424, _ZNK23HostResourceQueryOption12getConditionEv+0x424 [0x7fec90e9c754]
src/.libs/libhatohol.so.0, DBClientHatohol::getHostgroupInfoList(std::list<HostgroupInfo, std::allocator<HostgroupInfo> >&, HostgroupsQueryOption const&) +0xbc, _ZN15DBClientHatohol20getHostgroupInfoListERSt4listI13HostgroupInfoSaIS1_EERK21HostgroupsQueryOption+0xbc [0x7fec90e60f9c]
src/.libs/libhatohol.so.0, UnifiedDataStore::getHostgroupInfoList(std::list<HostgroupInfo, std::allocator<HostgroupInfo> >&, HostgroupsQueryOption const&) +0x2f, _ZN16UnifiedDataStore20getHostgroupInfoListERSt4listI13HostgroupInfoSaIS1_EERK21HostgroupsQueryOption+0x2f [0x7fec90ed14af]
src/.libs/libhatohol.so.0(+0xc7803) [0x7fec90e7a803]
src/.libs/libhatohol.so.0, FaceRest::handlerGetOverview(FaceRest::RestJob*) +0xb49, _ZN8FaceRest18handlerGetOverviewEPNS_7RestJobE+0xb49 [0x7fec90e88579]
src/.libs/libhatohol.so.0, FaceRest::launchHandlerInTryBlock(FaceRest::RestJob*) +0xe, _ZN8FaceRest23launchHandlerInTryBlockEPNS_7RestJobE+0xe [0x7fec90e7c37e]
src/.libs/libhatohol.so.0, FaceRest::Worker::mainThread(HatoholThreadArg*) +0x138, _ZN8FaceRest6Worker10mainThreadEP16HatoholThreadArg+0x138 [0x7fec90e8e5c8]
src/.libs/libhatohol.so.0, HatoholThreadBase::threadStarter(void*) +0x2e, _ZN17HatoholThreadBase13threadStarterEPv+0x2e [0x7fec90e9ab7e]
/lib/x86_64-linux-gnu/libglib-2.0.so.0(+0x6d0f5) [0x7fec913da0f5]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x7f6e) [0x7fec91157f6e]
/lib/x86_64-linux-gnu/libc.so.6, clone+0x6d [0x7fec905cb9cd]