Update squel to version 5.3.0 🚀

[greenkeeperio-bot]

Hello :wave:

:rocket::rocket::rocket:

squel just published its new version 5.3.0, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of squel – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging :palm_tree:

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The new version differs by 4 commits .

• a337f78 remove bower.json and built assets from git repo
• 95443ca Merge pull request #239 from warrenseymour/postgres-cte
• 65dcf39 Add parameterized tests for INSERT, UPDATE and DELETE query builders
• 7b7044a Support for CTE queries under PostgreSQL

See the full diff.

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[coveralls]

Coverage remained the same at 100.0% when pulling 8da38015961e44671bc4a8e3a30ffb0f6c1310f3 on greenkeeper-squel-5.3.0 into 0c8ebd4ca756e9c57e0aff8b4da74458a3a46208 on master.

[coveralls]

Coverage remained the same at 100.0% when pulling a8ce95a0b2b88497ad2d1a237395eb2904a3c6f4 on greenkeeper-squel-5.3.0 into beddd1b530b770310ad2ba0c764e2d5ded05bd0b on master.