Added filter to jq. New command option for basic view

To support older versions of jq we added a default filter to the jq command.
Also inlcuded new command option for 'basic' view in output

Author: steppsr

README.md

@@ -25,6 +25,7 @@ OPTIONS
                     3 for FEE_REWARD
                     4 for INCOMING_TRADE
                     5 for OUTGOING_TRADE
+  -b              basic output (fewer fields)
   -v              verbose output
   -h              help