* debian/control, debian/libsignon-qt{1,-dev}.install, debian/rules: Don't build Qt4 packages. * New upstream release - Remove Qt4 support - Lib: add more defines for SignOnUi password dialog - signond: inform SignOnUI when a session finishes - signond: add configure option to enable backup - signond: minor code simplifications and cleanups - plugins: don't use custom proxy implementation on Qt 5.5 and later - RemotePluginProcess: don't use a thread for cancel - Build: use qmake's DBUS_ADAPTORS to build the backup adaptor - Build: support implicit out-of-tree builds - Build: enable CI in gitlab - Tests: add tst_signond using QtDBusMock - Doc: don't build signond documentation - Escape quotation marks in ConfigVersion.cmake.in files * Merge from upstream - Tests: fix AuthSession's "invocation of process() from another process" test (LP: #1608822)