[cantarell-fonts] (18 commits) ...Merge branch 'import-greek-gsoc' into 'master'

[Nikolaus Waxweiler <nwaxweiler src gnome org>]

Summary of changes:

  4020c58... Initial import of GSoC 2018 Greek design (*)
  f1c7a16... Add basic import script (*)
  49a1ea6... Update README with Florian's info (*)
  efaeaa1... Broadly update Greek spacing (*)
  ccb7419... Move Greek caps anchors (*)
  4b86d25... Update Greek composites (*)
  97060e2... Update anchor propagation list (*)
  c295538... Only propagate anchors for composites (*)
  9512c90... Make gamma one contour (*)
  7d333b3... Correct Theta middle bar (*)
  da43c40... Misc anchor/component/outline fixes (*)
  12630ff... Update more anchors and composites (*)
  ed8326f... Sort anchors by name (*)
  c920bea... Update anchor propagation list (*)
  e090c8c... Regenerate glyphOrder (*)
  1f4ce00... Rearrange GDEF (*)
  8255a2a... Acknowledge mentors (*)
  5ef9708... Merge branch 'import-greek-gsoc' into 'master'

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