Updated the code base for using PyGithub

[kshitij10496]

• [x] Notifying user for new followers
• [x] Notifying the owner(s) of a repo about new Stargazers, Watchers and Forks.

[pep8speaks]

Hello @kshitij10496! Thanks for submitting the PR.

• In the file ghscrap/handler.py, following are the PEP8 issues :

  Line 12:1: E302 expected 2 blank lines, found 1 Line 26:41: W291 trailing whitespace Line 40:25: E131 continuation line unaligned for hanging indent Line 51:1: E302 expected 2 blank lines, found 1 Line 67:22: W291 trailing whitespace Line 75:1: W293 blank line contains whitespace Line 77:52: W291 trailing whitespace Line 100:1: E302 expected 2 blank lines, found 1 Line 107:38: E261 at least two spaces before inline comment Line 110:39: E261 at least two spaces before inline comment Line 120:10: E261 at least two spaces before inline comment Line 126:1: E302 expected 2 blank lines, found 1 Line 130:1: W293 blank line contains whitespace Line 136:70: E261 at least two spaces before inline comment Line 136:80: E501 line too long (82 > 79 characters)

• In the file ghscrap/main_cli.py, following are the PEP8 issues :

  Line 3:1: E302 expected 2 blank lines, found 1 Line 5:1: W293 blank line contains whitespace Line 6:1: E305 expected 2 blank lines after class or function definition, found 1

• In the file ghscrap/notifier.py, following are the PEP8 issues :

  Line 17:80: E501 line too long (115 > 79 characters) Line 30:80: E501 line too long (82 > 79 characters)