ProjectExplorer: Add missing namespace around CustomParserConfigDialog.

This also fixes compilation with namespaced Qt.

Change-Id: I74c15a97c81cc414d1d850cb0dabf72014c7ff6b
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
Analyzer: Fix recent regression in aspect creation

Introduced in 15caea1d260273070aaa399c4643da5e68be886f.

Change-Id: I04da456928aa2bbf30467770d5a9da35c0e87d9f
Reviewed-by: hjk <hjk121@nokiamail.com>