update readme

README.md

@@ -4,18 +4,16 @@ A tool to convert Xbox 360 ISOs into a Games-On-Demand file format
 This is an optimized rewrite of https://github.com/eliecharra/iso2god-cli, with a few extra features.
 
 ```
-USAGE:
-    iso2god [OPTIONS] <SOURCE_ISO> <DEST_DIR>
+Usage: iso2god [OPTIONS] <SOURCE_ISO> <DEST_DIR>
 
-ARGS:
-    <SOURCE_ISO>    Xbox 360 ISO file to convert
-    <DEST_DIR>      A folder to write resulting GOD files to
+Arguments:
+  <SOURCE_ISO>  Xbox 360 ISO file to convert
+  <DEST_DIR>    A folder to write resulting GOD files to
 
-OPTIONS:
-        --offline                    Do not query XboxUnity for title info
-        --dry-run                    Do not convert anything, just query the title info
-        --game-title <GAME_TITLE>    Set game title
-    -h, --help                       Print help information
-    -V, --version                    Print version information
+Options:
+      --dry-run                  Do not convert anything, just print the title info
+      --game-title <GAME_TITLE>  Set game title
+      --trim                     Trim off unused space from the ISO image
+  -h, --help                     Print help
+  -V, --version                  Print version
 ```
-