Java: Fix typos in comments and strings

All of them were found by codespell.

Signed-off-by: Stefan Weil <sw@weilnetz.de>

java/Makefile.am

@@ -57,7 +57,7 @@ install-jars : ScrollView.jar
 	@if [ ! -d  $(scrollview_path) ]; then mkdir -p $(scrollview_path); fi;
 	$(INSTALL) -m 644 $(SCROLLVIEW_LIBS) $(scrollview_path);
 	$(INSTALL) -m 644 ScrollView.jar $(scrollview_path);
-	@echo "Don't forget to set enviroment variable SCROLLVIEW_PATH to $(scrollview_path)";
+	@echo "Don't forget to set environment variable SCROLLVIEW_PATH to $(scrollview_path)";
 
 uninstall:
 	rm -f $(scrollview_path)/*.jar

java/com/google/scrollview/ui/SVMenuBar.java

@@ -50,7 +50,7 @@ public SVMenuBar(SVWindow scrollView) {
 
 
   /**
-   * A click on one of the items in our menubar has occured. Forward it
+   * A click on one of the items in our menubar has occurred. Forward it
    * to the item itself to let it decide what happens.
    */
   public void actionPerformed(ActionEvent e) {
@@ -111,7 +111,7 @@ else if (id == -1) {
    * @param name The caption of the new entry.
    * @param id The Id of the new entry. If it is -1, the entry will be treated
    *        as a menu.
-   * @param b Whether the entry is initally flagged.
+   * @param b Whether the entry is initially flagged.
    *
    */
 

java/com/google/scrollview/ui/SVPopupMenu.java

@@ -123,7 +123,7 @@ public void add(String parent, String name, int id, String value, String desc) {
 
 
   /**
-   * A click on one of the items in our menubar has occured. Forward it
+   * A click on one of the items in our menubar has occurred. Forward it
    * to the item itself to let it decide what happens.
    */
   public void actionPerformed(ActionEvent e) {

java/com/google/scrollview/ui/SVWindow.java

@@ -298,7 +298,7 @@ public void addMessageBox() {
       ta.setEditable(false);
       getContentPane().add(ta, BorderLayout.SOUTH);
     }
-    // We need to make the window bigger to accomodate the message box.
+    // We need to make the window bigger to accommodate the message box.
     winSizeY += DEF_MESSAGEBOX_HEIGHT;
     setSize(winSizeX, winSizeY);
   }