Fix ServiceTypes, ExcludeServiceTypes, and DocPath desktop file entries to match XDG specifications

diff --git a/src/tork.desktop b/src/tork.desktop
index 1612615..2e6c695 100644
--- a/src/tork.desktop
+++ b/src/tork.desktop
@@ -8,4 +8,4 @@
 Icon=tork
 Exec=tork %i %m -caption "%c" %u
 X-DCOP-ServiceType=Unique
-DocPath=tork/index.html
+X-DocPath=tork/index.html
diff --git a/src/tork_downloadwithfirefox.desktop b/src/tork_downloadwithfirefox.desktop
index 88d9849..5634c38 100644
--- a/src/tork_downloadwithfirefox.desktop
+++ b/src/tork_downloadwithfirefox.desktop
@@ -2,8 +2,8 @@
 Encoding=UTF-8
 Actions=TorkDownload;
 Icon=tork_firefox
-ServiceTypes=all/allfiles
-ExcludeServiceTypes=kdedevice/*
+X-TDE-ServiceTypes=all/allfiles
+X-TDE-ExcludeServiceTypes=kdedevice/*
 X-TDE-ShowIfRunning=tork
 
 [Desktop Action TorkDownload]
diff --git a/src/tork_downloadwithkonqueror.desktop b/src/tork_downloadwithkonqueror.desktop
index dac692f..df79c12 100644
--- a/src/tork_downloadwithkonqueror.desktop
+++ b/src/tork_downloadwithkonqueror.desktop
@@ -2,8 +2,8 @@
 Encoding=UTF-8
 Actions=TorkDownload;
 Icon=konqueror
-ServiceTypes=all/allfiles
-ExcludeServiceTypes=kdedevice/*
+X-TDE-ServiceTypes=all/allfiles
+X-TDE-ExcludeServiceTypes=kdedevice/*
 X-TDE-ShowIfRunning=tork
 
 [Desktop Action TorkDownload]
diff --git a/src/tork_downloadwithopera.desktop b/src/tork_downloadwithopera.desktop
index 7e31adc..1e1924a 100644
--- a/src/tork_downloadwithopera.desktop
+++ b/src/tork_downloadwithopera.desktop
@@ -2,8 +2,8 @@
 Encoding=UTF-8
 Actions=TorkDownload;
 Icon=tork_opera
-ServiceTypes=all/allfiles
-ExcludeServiceTypes=kdedevice/*
+X-TDE-ServiceTypes=all/allfiles
+X-TDE-ExcludeServiceTypes=kdedevice/*
 X-TDE-ShowIfRunning=tork
 
 [Desktop Action TorkDownload]