moved Material to version 3 with Swift 4 support. Closes #773.

Material.podspec

 Pod::Spec.new do |s|
     s.name = 'Material'
-    s.version = '2.10.2'
+    s.version = '3.0.0'
     s.license = 'BSD-3-Clause'
     s.summary = 'A Material Design library for creating beautiful applications.'
     s.homepage = 'http://materialswift.com'

Sources/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>2.10.2</string>
+	<string>3.0.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>