Resolve displaced icons problem for small screens sizes (commons-app#5467)

* UploadMediaDetailInputFilter: added pattern to identify colon

Added hex code of colon for MediaDetailInputFilter and updated test for it.

* styles.xml: removed color styles for floatingActionButton

Author: rohit9625

app/src/main/res/layout/fragment_contributions_list.xml

@@ -117,7 +117,6 @@
           app:backgroundTint="@color/status_bar_blue"
           app:elevation="@dimen/tiny_margin"
           app:srcCompat="@drawable/ic_add_white_24dp"
-          android:tint="?attr/floatingActionButtonStyle"
           app:useCompatPadding="true" />
 
     </LinearLayout>

app/src/main/res/values/styles.xml

@@ -20,7 +20,6 @@
         <item name="reviewHeading">@color/white</item>
         <item name="aboutIconsColor">@color/white</item>
         <item name="caption_description_text_color">@color/white</item>
-        <item name="floatingActionButtonStyle">@color/black</item>
 
         <item name="semitransparentText">@color/commons_app_blue_dark</item>
         <item name="subBackground">@color/sub_background_dark</item>
@@ -81,7 +80,6 @@
         <item name="reviewHeading">@color/black</item>
         <item name="aboutIconsColor">@color/black</item>
         <item name="caption_description_text_color">@color/black</item>
-        <item name="floatingActionButtonStyle">@color/white</item>
 
         <item name="semitransparentText">@color/commons_app_blue_light</item>
         <item name="subBackground">@color/sub_background_light</item>