Strip trailing colon only
Strip trailing colon only

This errors on `<%= local;Name %>` which was interpreted as
`<%= local %>`. It also fixes `<%= ';' %>`.

TimothyGu/ejs-tj,insidewarehouse/ejs,insidewarehouse/ejs,TimothyGu/ejs-tj,cnwhy/ejs,cnwhy/ejs,zensh/ejs,jtsay362/solveforall-ejs2,xanxiver/ejs,operatino/ejs,zensh/ejs,rpaterson/ejs,kolonse/ejs,tyduptyler13/ejs,kolonse/ejs,mmis1000/ejs-promise,mde/ejs