MOBILE-2567 core: Bump version number

config.xml

@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='utf-8'?>
-<widget id="com.moodle.moodlemobile" version="3.5.1" xmlns="http://www.w3.org/ns/widgets" xmlns:cdv="http://cordova.apache.org/ns/1.0">
+<widget id="com.moodle.moodlemobile" version="3.5.2" xmlns="http://www.w3.org/ns/widgets" xmlns:cdv="http://cordova.apache.org/ns/1.0">
     <name>Moodle</name>
     <description>Moodle official app</description>
     <author email="mobile@moodle.com" href="http://moodle.com">Moodle Mobile team</author>

src/config.json

@@ -2,8 +2,8 @@
     "app_id" : "com.moodle.moodlemobile",
     "appname": "Moodle Mobile",
     "desktopappname": "Moodle Desktop",
-    "versioncode" : 3510,
-    "versionname" : "3.5.1",
+    "versioncode" : 3520,
+    "versionname" : "3.5.2",
     "cache_expiration_time" : 300000,
     "default_lang" : "en",
     "languages": {"ar": "عربي", "bg": "Български", "ca": "Català", "cs": "Čeština", "da": "Dansk", "de": "Deutsch", "de-du": "Deutsch - Du", "el": "Ελληνικά", "en": "English", "es": "Español", "es-mx": "Español - México", "eu": "Euskara", "fa": "فارسی", "fi": "Suomi", "fr" : "Français", "he" : "עברית", "hu": "magyar", "it": "Italiano", "ja": "日本語", "ko" : "한국어", "lt" : "Lietuvių", "mr": "मराठी", "nl": "Nederlands", "pl": "Polski", "pt-br": "Português - Brasil", "pt": "Português - Portugal", "ro": "Română", "ru": "Русский", "sr-cr": "Српски", "sr-lt": "Srpski", "sv": "Svenska", "tr" : "Türkçe", "uk" : "Українська", "zh-cn" : "简体中文", "zh-tw" : "正體中文"},