[gnome-calculator] (11 commits) Non-fast-forward update to branch wip/ricotz/gcalc

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/ricotz/gcalc' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  8eb7877... ci/snap: Drop dependency on libvala
  cea421b... build: Pass --use-header to shrink generated sources
  08133df... gcalc: Clean up ExpressionContainer (API break)
  3ec1dee... gcalc: Remove superfluous "new" modifiers on virtual method
  ba7375e... gcalc: Remove superfluous casts in ExpressionHashMap
  e30b7e6... gcalc: Remove superfluous casts in GConstant
  cf71ef5... gcalc: Remove superfluous casts in Term
  915dbe2... Remove superfluous casts in MathEquation

Commits added to the branch:

  6630842... Update Japanese translation (*)
  f810b4b... Updated Spanish translation (*)
  d43ab18... Update Catalan translation (*)
  ec4e7ba... ci/snap: Drop dependency on libvala
  231df3d... build: Pass --use-header to shrink generated sources
  21ffed7... gcalc: Clean up ExpressionContainer (API break)
  5b237e8... gcalc: Remove superfluous "new" modifiers on virtual method
  128a3c6... gcalc: Remove superfluous casts in ExpressionHashMap
  b5c6ccd... gcalc: Remove superfluous casts in GConstant
  97962d6... gcalc: Remove superfluous casts in Term
  054e9c3... Remove superfluous casts in MathEquation

(*) This commit already existed in another branch; no separate mail sent