v1.7.3

• [release] v1.7.3 (core)
• [release] v1.1.70.3 (community-material)
• [release] v4.4.0.1 (fontawesome)
• [release] v1.2.0.1 (google material)
• [release] v1.1.0.1 (meteocons)
• [release] v3.0.0.1 (octicons)

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• Change font addons to a w.x.y.z version number to reflect the addonversion (z) and the fontversion (w.x.y)
  --> fontawesome = 4.4.0 and first build of the addon
  this change allows to have different versions with changes in the code for the same font version