docs: manual tweaks

MANUAL.md

@@ -1081,8 +1081,8 @@ The default output format is `%20(total)  %2(depth_spacer)%-(account)`
 
 ### Compatibility with c++ ledger
 
-hledger mimics a subset of ledger 3.x, and adds some features of its own
-(the add, web, vty, chart commands). We currently support:
+hledger mimics a subset of ledger 3.x, and adds some features of its own.
+We currently support:
 
 - regular journal transactions
 - journal format (we should be able to parse most ledger journals)
@@ -1103,7 +1103,7 @@ We do not support:
 - display formats (actually, a small subset is supported)
 - budget reports
 
-And we add some features:
+And we add these commands:
 
 - add
 - chart