[Snyk] Security upgrade ccxt from 1.17.321 to 1.17.368

[snyk-bot]

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • package.json
  • package-lock.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	661/1000 Why? Recently disclosed, Has a fix available, CVSS 7.5	Regular Expression Denial of Service (ReDoS) SNYK-JS-TRIM-1017038	No	No Known Exploit

(*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: ccxt

The new version differs by 202 commits.

• 7db7a91 1.17.368
• 6cc1332 keys.json for travis
• b23f6ab py2 edits
• 97074a9 test_async.py edits
• ef63efb test_async.py edits
• 4139b38 test_async.py edits
• 5b6591d test.py edits
• d96ef64 test.py edits
• 0ae50fc travis.yml edits
• e4a0a5f travis.yml edits
• 79833c9 install web3.py on travis
• a6cd20d python/test/test.py minor edits
• 04ba8d5 theocean Invalid JSON RPC response: 503 Service Temporarily Unavailable handling
• 5dff750 install ethereumjs code and bignumber on travis
• 3ecfe62 install web3 on travis
• fd21f57 Merge branch 'web3-deps-made-optional'
• b482fc7 theocean check required dependencies upon instantiation
• 68579f2 web3 dependencies are now optional fix #3921 #3901 #3917 #3923 #3710 #3617 #3610
• 30f6ded transpile checkRequiredDependencies
• 2d11a52 added check_required_dependencies() to the base class
• 89f588b 1.17.367
• 1a2dbe8 Merge pull request #3940 from gslopez/master
• c1ed6db binance.py reverted changes
• 7d68232 Binance parseTransaction tag check relocated to js

See the full diff

Check the changes in this PR to ensure they won't cause issues with your project.

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