upgrade jackson-databind and other libraries to 2.9.10

[mattnworb]

Github is showing security warnings related to versions of jackson-databind < 2.9.10, this should fix all of them.

Some of the most critical/high warnings (there are other severities too not listed here) are:

• https://nvd.nist.gov/vuln/detail/CVE-2019-16335
• https://nvd.nist.gov/vuln/detail/CVE-2019-14540
• https://nvd.nist.gov/vuln/detail/CVE-2019-14379
• https://nvd.nist.gov/vuln/detail/CVE-2019-14439

[davidxia]

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