Improvements to :search, primarily in handling typeclasses
Ignore default class methods in :search
fix spelling of "parenthesise"

Signed-off-by: Ricky Elrod <ricky@elrod.me>
Merge pull request #1326 from CodeBlock/spellingfix

fix spelling of "parenthesise"
Merge pull request #1324 from bmsherman/improvedSearch

Improvements to :search, primarily in handling typeclasses