more logger work and lib updates

* jfoenix 1.7.0 -> 1.8.0
* sqlite 3.19.1 -> 3.20.0
* replaced all remaining syso/syse with logger output
* fixed a bug in smmdb api integration by only requesting the first 70 courses (this is a temporary workaround)
* code clean up
* typo fixes

bin/application/MainWindow.fxml

@@ -110,8 +110,8 @@
             <Font name="System Bold" size="14.0" />
          </font>
       </JFXButton>
-      <JFXButton fx:id="timePlayedBtn" buttonType="RAISED" maxHeight="32.0" minWidth="100.0" onAction="#timePlayedBtnAction" prefHeight="32.0" style="-fx-background-color: #ffffff; -fx-button-type: RAISED; -fx-text-fill: BLACK;" visible="false" AnchorPane.bottomAnchor="10.0" AnchorPane.rightAnchor="516.5" AnchorPane.topAnchor="558.0">
+      <JFXButton fx:id="totalPlaytimeBtn" buttonType="RAISED" maxHeight="32.0" minWidth="100.0" onAction="#totalPlaytimeBtnAction" prefHeight="32.0" style="-fx-background-color: #ffffff; -fx-button-type: RAISED; -fx-text-fill: BLACK;" visible="false" AnchorPane.bottomAnchor="10.0" AnchorPane.rightAnchor="516.5" AnchorPane.topAnchor="558.0">
       </JFXButton>
       <JFXButton fx:id="lastTimePlayedBtn" buttonType="RAISED" maxHeight="32.0" minWidth="100.0" onAction="#lastTimePlayedBtnAction" prefHeight="32.0" style="-fx-background-color: #ffffff; -fx-button-type: RAISED; -fx-text-fill: BLACK;" visible="false" AnchorPane.bottomAnchor="10.0" AnchorPane.leftAnchor="516.5" AnchorPane.topAnchor="558.0" />
    </children>
-</AnchorPane>
+</AnchorPane>