Arregla #29
Merge branch 'release/0.2.15'
Merge branch 'release/0.2.16'
Merge branch 'release/0.3.0'
Merge branch 'release/0.3.1'
Merge branch 'release/0.3.2'
Merge branch 'release/0.3.3'
Merge branch 'release/0.3.4'
Merge branch 'release/0.3.5'
Merge branch 'release/0.3.6'
0.3.6.1
Merge branch 'hotfix/serie-puede-ser-nil' into desarrollo