Bump version to 0.3.10.

Update changelog.
Change most of qDebug() meant to be errors to qWarning().

rpmbuild/qcma.spec

@@ -2,7 +2,7 @@
 # qcma spec file
 # 
 
-%define _version 0.3.9
+%define _version 0.3.10
 
 %if "%{_version}" == "testing" || "%{_version}" == "master"
 %define _verprefix %{_version}