Multiple room support

[tismith]

Add the ability for multiple tabs or sections for adding several different classes of test devices.

[codecov]

Codecov Report

Merging #58 into master will decrease coverage by 2.43%.
The diff coverage is 7.69%.

@@            Coverage Diff             @@
##           master      #58      +/-   ##
==========================================
- Coverage   86.49%   84.06%   -2.44%     
==========================================
  Files          12       12              
  Lines         822      847      +25     
==========================================
+ Hits          711      712       +1     
- Misses        111      135      +24

Impacted Files	Coverage Δ
src/schema.rs	50% <0%> (-50%)	⬇️
src/models.rs	51.44% <8%> (-9.96%)	⬇️

---

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[codecov-io]

Codecov Report

Merging #58 into master will decrease coverage by 2.43%.
The diff coverage is 7.69%.

@@            Coverage Diff             @@
##           master      #58      +/-   ##
==========================================
- Coverage   86.49%   84.06%   -2.44%     
==========================================
  Files          12       12              
  Lines         822      847      +25     
==========================================
+ Hits          711      712       +1     
- Misses        111      135      +24

Impacted Files	Coverage Δ
src/schema.rs	50% <0%> (-50%)	⬇️
src/models.rs	51.44% <8%> (-9.96%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 9873353...8d21042. Read the comment docs.