fix(readme): Remove `yo` installation step

Since `yo` is installed through `peerDeps` we don't need this.
Removing the extra semi-colon, it is not needed for coffee script.



Signed-off-by: Rocky Jaiswal <rocky.jaiswal@gmail.com>
Merge pull request #290 from rocky-jaiswal/extra-semicolon

Removing the extra semi-colon, it is not needed for coffee script.
Merge remote-tracking branch 'upstream/master'
Fixed