Update CLI examples

Author: pdecat

README.md

@@ -76,19 +76,19 @@ options:
 ### Examples
 
 ```
-% echo '{"a":"hello", "b":" world"}' | python3 -m jsonata.cli '(a & b)'
+% echo '{"a":"hello", "b":" world"}' | jsonata '(a & b)'
 hello world
 
-% echo '{"a":"hello", "b":" world"}' | python3 -m jsonata.cli -o helloworld.json $
+% echo '{"a":"hello", "b":" world"}' | jsonata -o helloworld.json $
 # helloworld.json written
 
-% ls | python3 -m jsonata.cli $
+% ls | jsonata $
 helloworld.json
 
-% ps -o pid="",%cpu="",%mem="" | python3 -m jsonata.cli '$.$split(/\n/).$trim().[ $split(/\s+/)[$length()>0].$number() ]' -c
+% ps -o pid="",%cpu="",%mem="" | jsonata '$.$split(/\n/).$trim().[ $split(/\s+/)[$length()>0].$number() ]' -c
 [[4105,0,0],[4646,0,0],[4666,0,0],[33696,0,0]...]
 
-% curl -s https://raw.githubusercontent.com/jsonata-js/jsonata/master/test/test-suite/datasets/dataset1.json | python3 -m jsonata.cli '{"Name": FirstName & " " & Surname, "Cities": **.City, "Emails": Email[type="home"].address}'
+% curl -s https://raw.githubusercontent.com/jsonata-js/jsonata/master/test/test-suite/datasets/dataset1.json | jsonata '{"Name": FirstName & " " & Surname, "Cities": **.City, "Emails": Email[type="home"].address}'
 {
   "Name": "Fred Smith",
   "Cities": [
@@ -101,7 +101,7 @@ helloworld.json
   ]
 }
 
-% python3 -m jsonata.cli -i helloworld.json -it
+% jsonata -i helloworld.json -it
 Enter an expression to have it evaluated.
 JSONata> (a & b)
 hello world