Issue 5451 - Update strings

mobile/android/base/locales/adblockbrowser/cy/android_strings.dtd

 <!-- Adblock Browser -->
 <!ENTITY abb_block_ads "Rhwystro hysbysebion ar y wefan hon">
 
 <!ENTITY abb_pref_category_abp "Block intrusive elements">
 <!ENTITY abb_pref_category_abp_summary "Block intrusive ads and other elements, such as images, on all websites">
 
 <!ENTITY abb_pref_category_adblocking "Rhwystro hysbysebion">
-<!ENTITY abb_pref_category_adblocking_summary "Newid yr iaith, dewisiadau, gosodiadau rhagosodedig">
+<!ENTITY abb_pref_category_adblocking_summary "Change ad blocking language, options, default settings">
 
 <!ENTITY abb_pref_category_blocking "Rhwystro">
 
 <!ENTITY abb_pref_category_languages "Languages">
 <!ENTITY abb_pref_category_languages_summary "Add or remove language-specific filter lists">
 
 <!ENTITY abb_pref_category_more_blocking "Mwy o ddewisiadau rhwystro">
-<!ENTITY abb_pref_category_more_blocking_summary "Analluogi tracio a gwefannau maleisus neu ychwanegu rhestrau hidlo addasedig">
+<!ENTITY abb_pref_category_more_blocking_summary "Disable tracking and malware sites, or add custom filter lists">
 
 <!ENTITY abb_pref_category_exceptions "Eithriadau">
 
 <!ENTITY abb_pref_category_acceptable_ads "Hysbysebion derbyniol">
-<!ENTITY abb_pref_category_acceptable_ads_summary "Ffurfweddu hysbysebion derbyniol">
+<!ENTITY abb_pref_category_acceptable_ads_summary "Show nonintrusive ads or hide all ads">
 
 <!ENTITY abb_pref_category_whitelisted_sites "Gwefannau a wenrestrwyd">
 <!ENTITY abb_pref_category_whitelisted_sites_summary "Ychwanegu eithriadau i wefannau">
 
 <!ENTITY abb_pref_about_acceptable_ads "Ynghylch hysbysebion derbyniol">
 <!ENTITY abb_pref_acceptable_ads "Caniatáu hysbysebion sydd ddim yn ymwthiol">
 
 <!ENTITY abb_pref_header_adblocking "Rhwystro hysbysebion">
 
 <!ENTITY abb_pref_category_add_other_list "Ychwanegu rhestr hidlo arall">
@@ skipping 14 matching lines @@
 <!ENTITY abb_frp_button_2 "Un cam ar ôl">
 <!ENTITY abb_frp_button_3 "Gorffen">
 
 <!ENTITY abb_frp_headline_1 "Porwch mewn hedd">
 <!ENTITY abb_frp_headline_2 "Chi sy\'n rheoli">
 <!ENTITY abb_frp_headline_3 "Oes yna nam?">
 
 <!ENTITY abb_frp_step_1_text "Rhwystrir hysbysebion un awtomatig - dim mwy o hysbysebion tra\'n pori\'r we!">
 <!ENTITY abb_frp_step_2_text "Rhwystrir hysbysebion diflas bob amser, ond dangosir y rhai sydd ddim yn ymwthiol. Gallwch newid y gosodiadau unrhyw bryd.">
 <!ENTITY abb_frp_step_2_text_where "Ewch i: Dewislen » Gosodiadau » Rhwystro hysbysebion » Hysbysebion derbyniol">
-<!ENTITY abb_frp_step_2_text_learn "Dysgwch fwy am hysbysebion derbyniol drwy glicio ar y bawdlun y tro cyntaf i chi lansio\'r porwr.">
+<!ENTITY abb_frp_step_2_text_learn "Learn more about Acceptable Ads by tapping the thumbnail when you first launch the browser.">
 <!ENTITY abb_frp_step_3_text "Gellir adrodd namau yn ein cymuned Google+. Ychwanegir y ddolen i\'r gymuned i\'ch ffefrynnau.">
 
 <!ENTITY abb_adblocking_active_languages "Gweithredol i wefannau yn...">
 <!ENTITY abb_adblocking_available_languages "Ieithoedd eraill">
 <!ENTITY abb_adblocking_none_selected "Dim">
 <!ENTITY abb_adblocking_select_below "Dewiswch un isod">
 <!ENTITY abb_adblocking_none_available "Dim">
 <!ENTITY abb_adblocking_all_selected "Dim tanysgrifiadau eraill ar gael">
 <!ENTITY abb_adblocking_waiting "Wrthi\'n estyn y tanysgrifiadau...">
 
 <!ENTITY abb_pref_category_acceptable_ads_extra_summary "Rydym ni\'n annog gwefannau i ddefnyddio hysbysebion sydd ddim yn ymwthiol. Dyna pam rydym wedi sefydlu canllawiau llym i ganfod hysbysebion derbyniol. Os hoffech chi bori heb yr un hysbyseb, gallwch analluogi hysbysebion derbyniol ar unrhyw adeg.">
 
 <!-- Adblock Browser bookmarks -->
 <!ENTITY abb_bookmarks_about_browser "About your browser">
 <!ENTITY abb_bookmarks_adblock_plus "Adblock Plus">
 <!ENTITY abb_bookmarks_acceptable_ads "Acceptable Ads">
 <!ENTITY abb_bookmarks_beta_community "Beta community">