* automatically build flux version data file
* rendered modals on each stdlib page
* polish on flux-influxdb version support
* reverted modified frontmatter
* added new page that shows what flux versions are packaged with each InfluxDB version
* added comment to js file
* updated to address PR feedback
* moved flux build scripts into their own directory
* updated inject-flux-frontmatter script to work in subdirectory
* updated flux-versions script to work in nested directory
* fixed bug in flux-versions script
Scott Anderson