Bug 893836 - Update Android menu contents to sentence case. r=margaret

mobile/android/base/locales/en-US/android_strings.dtd

@@ -445,12 +445,12 @@ size. -->
 <!ENTITY share_image_failed "Unable to share this image">
 <!ENTITY save_as_pdf "Save as PDF">
 <!ENTITY print "Print">
-<!ENTITY find_in_page "Find in Page">
-<!ENTITY desktop_mode "Request Desktop Site">
+<!ENTITY find_in_page "Find in page">
+<!ENTITY desktop_mode "Request desktop site">
 <!ENTITY page "Page">
 <!ENTITY tools "Tools">
-<!ENTITY new_tab "New Tab">
-<!ENTITY new_private_tab "New Private Tab">
+<!ENTITY new_tab "New tab">
+<!ENTITY new_private_tab "New private tab">
 <!ENTITY close_all_tabs "Close All Tabs">
 <!ENTITY close_private_tabs "Close Private Tabs">
 <!ENTITY tabs_normal "Tabs">

mobile/android/locales/en-US/chrome/webcompatReporter.properties

@@ -4,7 +4,7 @@
 
 # LOCALIZATION NOTE (webcompat.menu.name): A "site issue" is a bug, display,
 # or functionality problem with a webpage in the browser.
-webcompat.menu.name=Report Site Issue
+webcompat.menu.name=Report site issue
 
 # LOCALIZATION NOTE (webcompat.reportDesktopMode.message): A " site issue" is a
 # bug, display, or functionality problem with a webpage in the browser.