v5 UI enhancement for GF 2.5 (Backward Compatibility)

[debbieellis7]

Description

GPDF v5 UI enhancement for the new GF 2.5 (Backward Compatibility)

Testing instructions

Screenshots

Checklist:

• [x] I've tested the code.
• [ ] My code is easy to read, follow, and understand
• [ ] My code follows the accessibility standards.
• [ ] My code has proper inline documentation / docblocks.

Additional Comments

[jakejackson1]

@debbieellis7 the PR needs to be done on the v5 branch please

[codecov[bot]]

Codecov Report

Merging #1281 (89ccbfd) into v5 (632ecef) will decrease coverage by 45.73%. The diff coverage is 11.65%.

@@              Coverage Diff              @@
##                 v5    #1281       +/-   ##
=============================================
- Coverage     63.59%   17.85%   -45.74%     
- Complexity        0     2939     +2939     
=============================================
  Files           261      264        +3     
  Lines         10999    11092       +93     
  Branches        226      226               
=============================================
- Hits           6995     1981     -5014     
- Misses         4004     9111     +5107     

Impacted Files	Coverage Δ
api.php	4.16% <0.00%> (-88.52%)	:arrow_down:
pdf.php	0.00% <ø> (-80.25%)	:arrow_down:
src/Controller/Controller_Actions.php	46.03% <ø> (-53.97%)	:arrow_down:
src/Controller/Controller_Activation.php	0.00% <ø> (ø)
src/Controller/Controller_Debug.php	0.00% <ø> (-95.00%)	:arrow_down:
src/Controller/Controller_Form_Settings.php	13.20% <ø> (-62.27%)	:arrow_down:
src/Controller/Controller_Install.php	3.70% <ø> (-90.75%)	:arrow_down:
src/Controller/Controller_Mergetags.php	0.00% <ø> (-100.00%)	:arrow_down:
src/Controller/Controller_PDF.php	0.00% <ø> (-87.61%)	:arrow_down:
src/Controller/Controller_Pdf_Queue.php	0.00% <0.00%> (-85.86%)	:arrow_down:
... and 347 more

---

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 0b0b40d...89ccbfd. Read the comment docs.

[jakejackson1]

@jestonihpi this branch needs testing with GF2.4, GF2.5, and GF2.6 to see how well the UI holds up (it doesn't need to be perfect, but better than the existing UI for the v5 branch.

[jakejackson1]

v5 will soon be unsupported. Not going to include this.