attempt to delete branches
1.6
1.6.1
1.6.2
1.6.4
1.7
1.7.1
1.7.2
1.7.3
1.7.4
14w02c
14w03b
14w04b
14w05b
14w06b
14w07a
1.7.5
14w08a
14w10c
1.7.9