bootstrap core clear command
removes now the cache folder
Merge pull request #303 from cordoval/303-cache-clear-command

merge #303 cache:clear command (cordoval)

This PR was merged into gushphp:master branch.

Discussion
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Commits
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d4ea10a3b4dcd26d1d3383905020272eb657d367 bootstrap core clear command (cordoval)
d87a5923e8acc43547fd5aa44595094c29fb370f removes now the cache folder (cordoval)