[Client][TriggersView] Use setHostGroupFileterCandidates() function.
[Client][TriggersView] Fix typo.

select-group ->
select-host-group
[Client][TriggersView] Fix wrong name.

select-host-group ->
select-hostgroup
[Server][FaceRest] Fix wrong name.

targetHostGroupId ->
targetHostgroupId
          ^
[Server][DBClientHatohol] Change argument of getHostGroupIdColumnName()
function.

items, triggers and events table doesn't have Hostgroup ID column.
[Server][DBClientHatohol] Change a function name.

getHostGroupIdColumnName ->
getHostgroupIdColumnName
       ^
Merge branch 'master' into issue27-4

Conflicts:
	client/static/js/triggers_view.js
[Server][DBClientHatohol] Change to use TABLE_NAME_MAP_HOSTS_HOSTGROUPS
constant when tableAlias parameter isn't empty.
Merge branch 'master' into issue27-4

Conflicts:
	server/src/DBClientHatohol.cc
[Client][Triggers] Fix id name which is forgot to commit.
[Server][FaceRest] Change a way of showing hostgroup name.

because in previous way, it isn't possible to show hostgroup data only from
recieved data.
[Server][DBClientHatohol] Remove a unnecessary hostgroup name column.
[Server][DBClientHatohol] Remove an unnecessary hostgroupName member
variable.
[Server][Params] Remove duplicate type definition.
[Server][Params] Change a type definition.

HostGroupIdType ->
HostgroupIdType
[Client][HatoholMonitoringViewer] Fix an id name.
[Server][DBClientTest] Fix a test data.
[Server][DBClientHatohol] Change referent database of hosts.

I'll fix test of the DBClientHatohol.
[Server][testDBClientHatohol] Change referent testdata.

Previous way got the test data from testTriggerInfo.
But, I changed the way of retrieving from database at 78234de revision.
So, I have to change the way of test.
[Server][FaceRest] Change a value of serverId parameter.