Docs: Re-worded the number of ways to set copy text
Docs: Re-worded the number of ways to set copy text

Closes #602.

GerHobbelt/zeroclipboard,zeroclipboard/zeroclipboard,PeterDaveHello/zeroclipboard,2947721120/zeroclipboard,zeroclipboard/ZeroClipboard,hallvors/zeroclipboard,Satanpit/zeroclipboard,justintung/zeroclipboard,justintung/zeroclipboard,JamesMGreene/zeroclipboard,blackgirl/zeroclipboard,PeterDaveHello/zeroclipboard,zeroclipboard/zeroclipboard,GerHobbelt/zeroclipboard,blackgirl/zeroclipboard,JamesMGreene/zeroclipboard,zeroclipboard/ZeroClipboard,Satanpit/zeroclipboard,hallvors/zeroclipboard,2947721120/zeroclipboard