Ripple effect when highlighting Nav items.
Ripple effect when highlighting Nav items.

(only applies to 5.0+)

Change-Id: Ieae712a429698757fd20694a4b693a2d5c41eaab

parvez3019/apps-android-wikipedia,reproio/apps-android-wikipedia,Duct-and-rice/KrswtkhrWiki4Android,SAGROUP2/apps-android-wikipedia,reproio/apps-android-wikipedia,Wikinaut/wikipedia-app,SAGROUP2/apps-android-wikipedia,SAGROUP2/apps-android-wikipedia,carloshwa/apps-android-wikipedia,carloshwa/apps-android-wikipedia,reproio/apps-android-wikipedia,anirudh24seven/apps-android-wikipedia,Duct-and-rice/KrswtkhrWiki4Android,SAGROUP2/apps-android-wikipedia,wikimedia/apps-android-wikipedia,parvez3019/apps-android-wikipedia,carloshwa/apps-android-wikipedia,parvez3019/apps-android-wikipedia,Duct-and-rice/KrswtkhrWiki4Android,dbrant/apps-android-wikipedia,Duct-and-rice/KrswtkhrWiki4Android,Wikinaut/wikipedia-app,dbrant/apps-android-wikipedia,dbrant/apps-android-wikipedia,wikimedia/apps-android-wikipedia,wikimedia/apps-android-wikipedia,Duct-and-rice/KrswtkhrWiki4Android,Wikinaut/wikipedia-app,reproio/apps-android-wikipedia,anirudh24seven/apps-android-wikipedia,anirudh24seven/apps-android-wikipedia,wikimedia/apps-android-wikipedia,carloshwa/apps-android-wikipedia,parvez3019/apps-android-wikipedia,reproio/apps-android-wikipedia,SAGROUP2/apps-android-wikipedia,dbrant/apps-android-wikipedia,anirudh24seven/apps-android-wikipedia,Wikinaut/wikipedia-app,parvez3019/apps-android-wikipedia,carloshwa/apps-android-wikipedia,dbrant/apps-android-wikipedia,anirudh24seven/apps-android-wikipedia,Wikinaut/wikipedia-app