Updated Latvian translation
Ignore widgets that are not part of the project when generating edges
of directed graph used to sort objects by topological order.

Fixes bug 727992 "Editing UI and saving does not remove deleted Combo with Entry"
Updated Hungarian translation
Updated Danish translation
Updated Serbian translation
Set license type "other" as the default one in the propject properties dialog
Fixed bug 364064 "Property Editor / Common tab: width & height request checkboxes have no effect"

Reset runtime value to default when an optional property is disabled.
Rolling 3.18.2
Updated Spanish translation
Save palette appearance setting
Marked glade_http_request_send_async() as a G_GNUC_PRINTF() function.
Fixed compile warning.
Allow 3 decimal digits for the text scale value.
Check use-underline for whether mnemonic-widget can be set
Convert every object to use G_DEFINE_TYPE_WITH_CODE() or G_ADD_PRIVATE() macros
Fixed function prototype identation and spacing.
Fixed Bug 353002 "wrong cursor over widgets"
Fixed cursor glitch while moving the poiner across multiple placeholders.
The glitch was because we where updating the cursor on motion event only
so when the pointer enters a new placeholder the cursor is set back to
default and then changed again when the motion notify is finally triggered.