Detect if the installer is being run from an excessively long path on…

… Windows, as that can cause the install to fail.

Tell user to move the installer to a shorter path.

main.py

@@ -42,6 +42,15 @@
 	common.Globals.getBuildInfo()
 	print("Installer Build Information:")
 	print(common.Globals.BUILD_INFO)
+	print("Installer is being run from: [{}]".format(os.getcwd()))
+
+	if common.Globals.IS_WINDOWS and len(os.getcwd()) > 100:
+		print("\n\n---------------------------------------------------------------------------------")
+		print("ERROR: The path you are running the installer from is too long!")
+		print("It is currently {} characters long, but must be less than 100 characters".format(len(os.getcwd())))
+		print("Please move the installer to a shorter path. The current path is:")
+		print(os.getcwd())
+		common.exitWithError()
 
 	def check07thModServerConnection():
 		"""