per #86 Add ability to specify alert handlers per alert Wont break ex…

[hroongta]

This fixes the issue #86
The changes are backward compatible.

[coveralls]

Coverage increased (+0.4%) to 62.159% when pulling f777334 on hroongta:develop into 20a9fb1 on klen:develop.

[coveralls]

Coverage increased (+0.4%) to 62.159% when pulling 219bca8 on hroongta:develop into 20a9fb1 on klen:develop.

[coveralls]

Coverage increased (+0.4%) to 62.159% when pulling fb0d0f1 on hroongta:develop into 20a9fb1 on klen:develop.

[coveralls]

Coverage decreased (-1.8%) to 59.951% when pulling 05a356d on hroongta:develop into 20a9fb1 on klen:develop.

[coveralls]

Coverage increased (+0.5%) to 62.299% when pulling 1d6e8fc on hroongta:develop into 20a9fb1 on klen:develop.

[nvkv]

Hi there, it would be really nice if this request or something similar merged into upstream.
I really need this patch.