correcting typo

README.md

@@ -63,7 +63,7 @@ ePowerSwitch_config_maxOutlet
 
 # Simulator
 
-the subfolder 'sim' containt a simulator of the real device
+the subfolder 'sim' contains a simulator of the real device
 
 To start it:
 
@@ -71,7 +71,7 @@ To start it:
 sh maketestenv.sh && source testenv/bin/activate && python3 sim/ePowerSwitch8_sim.py
 ```
 
-`No simulator available for the 4 outlet's device`
+`No simulator available for the 4-outlet device since none are available`
 
 # Test
 
@@ -91,8 +91,7 @@ sh maketestenv.sh && source testenv/bin/activate && python3 test/test.py
 
 # Preview
 
-This is the setup of all epics records for a 4 outlet device
-
+This is the setup of all EPICS records for a 4-outlet device
 ![alt text](.img/powerSwitch.png)
 
 ## outlet_init