Update geany to version 2.0 / rev 42 via SR 1119569
    
    https://build.opensuse.org/request/show/1119569
    by user dimstar + anag+factory
    - Update to 2.0:
      * Split "session data" into session.conf, preferences are written to
        and read from geany.conf (PR#2776, PR#2779, PR#3014, PR#3125 and more).
      * Require GTK 3.24.
      * (Re-)Add ability to scroll over document tabs (PR#3134).
      * Fix keyword colorization on filetype change (PR#3553).
      * Fix startup files order when placing tabs next to the current one (PR#3611).
      * The document list in the sidebar has a new tree view. This mode is
        the new default and existing installations automatically use it (PR#1813).
      * Use dark-theme friendly colors for compiler messages (PR#3013).
      * Add a confirmation dialog on search & replace for the whole session (PR#3033).
      * Filter entry for symbol tree (PR#3055).
      * Simplify project creation from existing directories with sources