Update CONTRIBUTORS.md

Merge pull request danielmiessler#370 from ricardojba/patch-1

Hidden SNMP community in Cisco SG220 series

Source: https://www.synacktiv.com/ressources/advisories_cisco_switch_sg220_default_snmp.pdf

Merge pull request danielmiessler#335 from g0tmi1k/misc

Add more zip-bombs

Source: https://www.bamsoftware.com/hacks/zipbomb/

Merge pull request danielmiessler#299 from g0tmi1k/Fixes

Source: https://github.com/chrislockard/api_wordlist

Update secretkeywords.txt

As requested ~ danielmiessler#267 (comment)

Merge pull request danielmiessler#225 from g0tmi1k/fixes

Fixes

Merge pull request danielmiessler#211 from melardev/add-resolvers-txt

Resolvers file for subdomain brute force

Merge pull request danielmiessler#180 from g0tmi1k/structure

Structure Clean Up (v2) & Issue fixes!

Added (overdue) credit for Michael Hendriksen.