Added building room view

Sources/app/src/main/AndroidManifest.xml

Sources/app/src/main/java/Common/Coord.java

Sources/app/src/main/java/Popups/GotoPopup.java

Sources/app/src/main/java/Popups/PathviewPopup.java

Sources/app/src/main/java/Popups/PathwayPopup.java

Sources/app/src/main/java/Views/ClickDetector.java

Sources/app/src/main/java/Views/DoorsSelector.java

...s/app/src/main/java/com/furwaz/roomview/BuildingView.java

...s/app/src/main/java/com/furwaz/roomview/RoomActivity.java

Sources/app/src/main/java/com/furwaz/roomview/ZoneView.java

Sources/app/src/main/res/drawable/flat_btn.xml

...c/main/res/drawable/ic_baseline_arrow_back_ios_new_24.xml

...rc/main/res/drawable/ic_baseline_arrow_forward_ios_24.xml

Sources/app/src/main/res/drawable/info_tile_bg.xml

Sources/app/src/main/res/layout/activity_building_view.xml

Sources/app/src/main/res/layout/activity_zone_view.xml

Sources/app/src/main/res/layout/add_pathview_popup.xml

Sources/app/src/main/res/layout/add_pathway_popup.xml

Sources/app/src/main/res/layout/popup_goto.xml

Sources/app/src/main/res/values-fr/strings.xml