Improvements

[anzz1]

• remove leading/trailing whitespace&slashes https://github.com/techgaun/active-forks/commit/53ac693d5a9602d79a934e5210a425693272348b

• improved bookmarklet https://github.com/techgaun/active-forks/commit/65f0aba0c6087740820026e59ff081f8c730411d

  • check hostname = github.com
  • use url path instead of window title
  • fix alert on error not working
  • stop redirecting original page to a blank page