Added Option to Place Limit Line Label Beneath Line

[dtrauger]

Added option to place limit line label beneath limit line adjusting the line's height accordingly.

[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@1ed1561). Click here to learn what that means.
The diff coverage is 0%.

@@            Coverage Diff            @@
##             master    #1983   +/-   ##
=========================================
  Coverage          ?   18.46%           
=========================================
  Files             ?      124           
  Lines             ?    14384           
  Branches          ?        0           
=========================================
  Hits              ?     2656           
  Misses            ?    11728           
  Partials          ?        0

Impacted Files	Coverage Δ
Source/Charts/Components/ChartLimitLine.swift	0% <ø> (ø)
Source/Charts/Renderers/XAxisRenderer.swift	57.06% <0%> (ø)

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[thierryH91200]

@dtrauger

You are sure that update project has a relationship to the problem

refer to #1538

I quote petester42
"Yes you should. It's is one framework for all platforms. The basic setup is macOS but it has been setup to work on all platforms. Having 1 framework makes the development more manageable."

It's dangerous your PR

[pmairoldi]

As mentioned the project file should be macOS not iphoneos. Please revert the change

[jjatie]

Feel free to reopen if you'd make the requested changes.