Libite (-lite) v2.2.0

Changes

• Add support for systemf(), formatted string system() replacement
• Add support for fmkpath(), formatted string mkpath()
• Add support for fopenf(), formatted string fopen() replacement

Fixes

• Fix possible memory leak in rsync(), found by Coverity Scan
• Check return value of fstat() to prevent bogus destination file times when using copyfile(), found by Coverity Scan