Merge branch 'release_v1.5.3'
Merge branch 'release-v1.5.4'
shorter version of the code
Revert "shorter version of the code"

This reverts commit 7672e482b95ddbd222eae1bf2da4add512463152.
Changed error in help.
log v1.5.5
Merge branch 'release-1.5.5'
Merge branch 'master' of github.com:irfu/irfu-matlab
Merge branch 'master' into devel