QML UI: remove the redundant context menus that just close the page

Android users are well used to using the back key for this. I kept the
code in place as things may end up completely different on IOS or other
mobile platforms.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

qt-mobile/qml/About.qml

@@ -8,6 +8,7 @@ MobileComponents.Page {
 	id: aboutPage
 	property int pageWidth: subsurfaceTheme.columnWidth - MobileComponents.Units.gridUnit
 
+/* this can be done by hitting the back key
 	contextualActions: [
 		Action {
 			text: "Close About"
@@ -18,7 +19,7 @@ MobileComponents.Page {
 			}
 		}
 	]
-
+ */
 	ScrollView {
 		anchors.fill: parent
 

qt-mobile/qml/DiveDetails.qml

@@ -52,7 +52,7 @@ MobileComponents.Page {
 		state = "view"
 		Qt.inputMethod.hide()
 	}
-
+/* this can be done by hitting the back key
 	contextualActions: [
 		Action {
 			text: state === "view" ? "Back to dive list" : "Cancel"
@@ -71,7 +71,7 @@ MobileComponents.Page {
 			}
 		}
 	]
-
+ */
 	mainAction: Action {
 		iconName: state !== "view" ? "dialog-cancel" : "document-edit"
 		onTriggered: {

qt-mobile/qml/DownloadFromDiveComputer.qml

@@ -14,6 +14,7 @@ MobileComponents.Page {
 	height: parent.height
 	Layout.fillWidth: true;
 
+/* this can be done by hitting the back key
 	contextualActions: [
 		Action {
 			text: "Close Preferences"
@@ -24,7 +25,7 @@ MobileComponents.Page {
 			}
 		}
 	]
-
+ */
 	ColumnLayout {
 		anchors.top: parent.top
 		height: parent.height

qt-mobile/qml/GpsList.qml

@@ -14,6 +14,7 @@ MobileComponents.Page {
 	anchors.margins: MobileComponents.Units.gridUnit / 2
 	objectName: "gpsList"
 
+/* this can be done by hitting the back key
 	contextualActions: [
 		Action {
 			text: "Close GPS list"
@@ -24,6 +25,7 @@ MobileComponents.Page {
 			}
 		}
 	]
+ */
 	Component {
 		id: gpsDelegate
 		MobileComponents.ListItemWithActions {

qt-mobile/qml/Log.qml

@@ -14,6 +14,7 @@ MobileComponents.Page {
 	anchors.margins: MobileComponents.Units.gridUnit / 2
 	objectName: "Log"
 
+/* this can be done by hitting the back key
 	contextualActions: [
 		Action {
 			text: "Close Log"
@@ -24,7 +25,7 @@ MobileComponents.Page {
 			}
 		}
 	]
-
+ */
 	ScrollView {
 		anchors.fill: parent
 		Flickable {

qt-mobile/qml/Preferences.qml

@@ -8,6 +8,7 @@ import org.subsurfacedivelog.mobile 1.0
 
 MobileComponents.Page {
 
+/* this can be done by hitting the back key
 	contextualActions: [
 		Action {
 			text: "Close Preferences"
@@ -18,7 +19,7 @@ MobileComponents.Page {
 			}
 		}
 	]
-
+ */
 	GridLayout {
 
 		signal accept

qt-mobile/qml/ThemeTest.qml

@@ -5,6 +5,7 @@ import org.kde.plasma.mobilecomponents 0.2 as MobileComponents
 
 MobileComponents.Page {
 
+/* this can be done by hitting the back key
 	contextualActions: [
 		Action {
 			text: "Close Theme info"
@@ -15,7 +16,7 @@ MobileComponents.Page {
 			}
 		}
 	]
-
+ */
 	GridLayout {
 		id: themetest
 		columns: 2