misc: move application sources from 'src/' to 'src/app/'

In preparation for vendoring libjamiclient into 'src/libclient/'.

GitLab: #734
Change-Id: Ibd956abc8fe9bd454ac0e9a5a28b77a5a74174e7

src/commoncomponents/emojipicker/EmojiPicker.qml → src/app/commoncomponents/emojipicker/EmojiPicker.qml

@@ -74,7 +74,7 @@ Rectangle {
 
         webChannel.registeredObjects: [jsBridgeObject]
 
-        onCompletedLoadHtml: ":/src/commoncomponents/emojipicker/emojiPickerLoader.html"
+        onCompletedLoadHtml: ":/src/app/commoncomponents/emojipicker/emojiPickerLoader.html"
 
         onActiveFocusChanged: {
             if (visible) {
@@ -88,10 +88,10 @@ Rectangle {
                                                      ":qwebchannel.js"))
                 emojiPickerWebView.runJavaScript(
                             UtilsAdapter.qStringFromFile(
-                                ":/src/commoncomponents/emojipicker/emoji.js"))
+                                ":/src/app/commoncomponents/emojipicker/emoji.js"))
                 emojiPickerWebView.runJavaScript(
                             UtilsAdapter.qStringFromFile(
-                                ":/src/commoncomponents/emojipicker/emojiPickerLoader.js"))
+                                ":/src/app/commoncomponents/emojipicker/emojiPickerLoader.js"))
                 emojiPickerWebView.runJavaScript(
                             "init_emoji_picker(" + JamiTheme.darkTheme + ");")
             }

src/constant/JamiQmlUtils.qml → src/app/constant/JamiQmlUtils.qml

@@ -26,9 +26,9 @@ import net.jami.Adapters 1.1
 Item {
     property string qmlFilePrefix: "file:/"
 
-    readonly property string mainViewLoadPath: "qrc:/src/mainview/MainView.qml"
-    readonly property string wizardViewLoadPath: "qrc:/src/wizardview/WizardView.qml"
-    readonly property string accountMigrationViewLoadPath: "qrc:/src/AccountMigrationView.qml"
+    readonly property string mainViewLoadPath: "qrc:/src/app/mainview/MainView.qml"
+    readonly property string wizardViewLoadPath: "qrc:/src/app/wizardview/WizardView.qml"
+    readonly property string accountMigrationViewLoadPath: "qrc:/src/app/AccountMigrationView.qml"
     readonly property string base64StringTitle: "data:image/png;base64,"
 
     property var accountCreationInputParaObject: ({})