WEB: Made redirect page more robust

.htaccess

@@ -13,18 +13,18 @@ RewriteRule		^old/.*														-	[L]
 
 # Cloud service provider redirects
 # Dropbox
-RewriteRule		^c/db$			https://www.dropbox.com/1/oauth2/authorize?response_type=code&redirect_uri=https://www.scummvm.org/c/&client_id=dlm3nadaa4t3nsk		[NE]
+RewriteRule		^c/db$			https://www.dropbox.com/1/oauth2/authorize?response_type=code&redirect_uri=https://www.scummvm.org/c/code&client_id=dlm3nadaa4t3nsk		[NE]
 RewriteRule		^c/dbs$			https://www.dropbox.com/1/oauth2/authorize?response_type=code&redirect_uri=http://localhost:12345/&client_id=dlm3nadaa4t3nsk				[NE]
 
 # OneDrive
-RewriteRule		^c/od$			https://login.live.com/oauth20_authorize.srf?response_type=code&redirect_uri=https://www.scummvm.org/c/&client_id=c9582384-aa02-4054-bc40-56692270cb02&scope=onedrive.appfolder%20offline_access
+RewriteRule		^c/od$			https://login.live.com/oauth20_authorize.srf?response_type=code&redirect_uri=https://www.scummvm.org/c/code&client_id=c9582384-aa02-4054-bc40-56692270cb02&scope=onedrive.appfolder%20offline_access
 RewriteRule		^c/ods$			https://login.live.com/oauth20_authorize.srf?response_type=code&redirect_uri=http://localhost:12345/&client_id=c9582384-aa02-4054-bc40-56692270cb02&scope=onedrive.appfolder%20offline_access
 
 # Google Drive
-RewriteRule		^c/gd$			https://accounts.google.com/o/oauth2/auth?response_type=code&redirect_uri=https://www.scummvm.org/c/&client_id=372269489234-cc487pr03275ua50b6sr7tulq3d6dfbi.apps.googleusercontent.com&scope=https://www.googleapis.com/auth/drive
+RewriteRule		^c/gd$			https://accounts.google.com/o/oauth2/auth?response_type=code&redirect_uri=https://www.scummvm.org/c/code&client_id=372269489234-cc487pr03275ua50b6sr7tulq3d6dfbi.apps.googleusercontent.com&scope=https://www.googleapis.com/auth/drive
 RewriteRule		^c/gds$			https://accounts.google.com/o/oauth2/auth?response_type=code&redirect_uri=http://localhost:12345&client_id=372269489234-cc487pr03275ua50b6sr7tulq3d6dfbi.apps.googleusercontent.com&scope=https://www.googleapis.com/auth/drive
 
-RewriteRule		^c/.*														-	[L]
+RewriteRule		^c/.*														c/index.php	[L]
 
 ##
 # We moved screenshots, fixing the links