better license stuff in installer

installer.iss

@@ -2,7 +2,7 @@
 ; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
 
 #define MyAppName "OpenHashTab"
-#define MyAppVersion "1.0"
+#define MyAppVersion "1.2"
 #define MyAppPublisher "namazso"
 #define MyAppURL "https://github.com/namazso/OpenHashTab"
 
@@ -18,7 +18,7 @@ AppPublisherURL={#MyAppURL}
 AppSupportURL={#MyAppURL}
 AppUpdatesURL={#MyAppURL}
 CreateAppDir=no
-LicenseFile=COPYING
+LicenseFile=license.installer.txt
 ; Uncomment the following line to run in non administrative install mode (install for current user only.)
 ;PrivilegesRequired=lowest
 OutputDir=.