Add ae.sys.memory
ae.utils.textout: Add BlindWriter
ae.utils.time: Add timeFormatSize
ae.utils.time: Remove pointless UTF-8 decoding
ae.utils.textout: Fix compilation with -unittest (work around DMD bug)
ae.utils.text: add toDecFixed
ae.utils.time: Use toDecFixed
ae.sys.log: Use ae.utils.time