Use element name instead of number for extracting information from `dvn`

[omarjcamanto]

• [ ] esHelpers.R
• [ ] getDyReliability.R
• [ ] outParamHelpers.R
• [ ] scriptAPIM.R
• [ ] scriptBiDy.R
• [ ] scriptCFA.R
• [ ] scriptCFM.R
• [ ] scriptMIM.R

[jsakaluk]

@omarjcamanto is this squared away completely?

[omarjcamanto]

@jsakaluk yes! This should be good to close!