fixed double Timer
do not chache remainingTime messages (issue #1281)
changed to version 1.18
fix doubleTimer
implement alternateStorage; save all datasets below chain in groups
called default or alternate (issue #1261)
add date to datetime data
add additional storage location for average data (count, limit,
attempts, maxdeviation) issue #1249
cleanup
remove workaround for missing storage tag
add rpath option, fix storage tag