themes: add new shadow-color to our material themes

Origin commit data
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Branch: ni/coolstream
Commit: 88d34a3e0d
Author: vanhofen <vanhofen@gmx.de>
Date: 2017-08-12 (Sat, 12 Aug 2017)

Origin message was:
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- themes: add new shadow-color to our material themes

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No further description and justification available within origin commit message!

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This commit was generated by Migit

data/themes/Material_Blue-Grey.theme

@@ -131,3 +131,8 @@ progressbar_active_blue=77
 progressbar_passive_red=38
 progressbar_passive_green=49
 progressbar_passive_blue=55
+
+shadow_red=0
+shadow_green=0
+shadow_blue=0
+shadow_alpha=25

data/themes/Material_Grey_(Dark).theme

@@ -131,3 +131,8 @@ progressbar_active_blue=62
 progressbar_passive_red=26
 progressbar_passive_green=26
 progressbar_passive_blue=26
+
+shadow_red=0
+shadow_green=0
+shadow_blue=0
+shadow_alpha=25

data/themes/Material_Grey_(Light).theme

@@ -132,3 +132,8 @@ progressbar_active_blue=74
 progressbar_passive_red=46
 progressbar_passive_green=46
 progressbar_passive_blue=46
+
+shadow_red=0
+shadow_green=0
+shadow_blue=0
+shadow_alpha=25

data/themes/Material_Grey_(Medium).theme

@@ -131,3 +131,8 @@ progressbar_active_blue=62
 progressbar_passive_red=38
 progressbar_passive_green=38
 progressbar_passive_blue=38
+
+shadow_red=0
+shadow_green=0
+shadow_blue=0
+shadow_alpha=25