[FileUtils] Added granularity support

[siad007]

Added granularity support for copyFile (the number of seconds leeway to give before deciding a file is out of date).

[codecov]

Codecov Report

Merging #1275 into master will decrease coverage by <.01%.
The diff coverage is 100%.

@@             Coverage Diff              @@
##             master    #1275      +/-   ##
============================================
- Coverage      51.6%   51.59%   -0.01%     
  Complexity     9320     9320              
============================================
  Files           480      480              
  Lines         22860    22865       +5     
============================================
+ Hits          11796    11798       +2     
- Misses        11064    11067       +3

Impacted Files	Coverage Δ	Complexity Δ
classes/phing/util/FileUtils.php	70.83% <100%> (+0.35%)	83 <0> (ø)	⬇️
classes/phing/listener/AnsiColorLogger.php	0% <0%> (ø)	17% <0%> (ø)	⬇️

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