Bump version to 5.1.0-beta.1

Author: retiutut

OpenBCI_GUI/Info.plist.tmpl

@@ -32,7 +32,7 @@
 	Copyright © 2022 OpenBCI
 	</string>
         <key>CFBundleGetInfoString</key>
-        <string>March 2022</string>
+        <string>April 2022</string>
         <!-- End of the set that can be customized -->
 
         @@jvm_runtime@@

OpenBCI_GUI/OpenBCI_GUI.pde

@@ -60,7 +60,7 @@ import http.requests.*;
 //                       Global Variables & Instances
 //------------------------------------------------------------------------
 //Used to check GUI version in TopNav.pde and displayed on the splash screen on startup
-String localGUIVersionString = "v5.1.0-alpha.10";
+String localGUIVersionString = "v5.1.0-beta.1";
 String localGUIVersionDate = "April 2022";
 String guiLatestVersionGithubAPI = "https://api.github.com/repos/OpenBCI/OpenBCI_GUI/releases/latest";
 String guiLatestReleaseLocation = "https://github.com/OpenBCI/OpenBCI_GUI/releases/latest";