Make output filtering more robust to app invalid columns Summary: In some cases apps can return columns that are invalid. This causes kdevelop to not jump to the specific line stated by the app. This patch makes kdevelop move to first column in the correct line if the column was invalid.

Reviewers: KDevelop, mwolff

Reviewed By: KDevelop, mwolff

Subscribers: mwolff, kdevelop-devel

Differential Revision: https://phabricator.kde.org/D4325

(cherry picked from commit 9e17bcd4c2b0948adce4e1280195c5ad420c4f1b)