Log Message:
Updated ImageMagick to 7.0.7.30.

2018-05-01  7.0.7-30 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.7-30, GIT revision 14242:730f1d1d3:20180501.

2018-05-01  7.0.7-30  <quetzlzacatenango@image...>
  * Missing break when checking "compliance" element.

2018-04-30  7.0.7-29 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.7-29, GIT revision 14225:41edbdcea:20180430.

2018-03-26  7.0.7-29  <quetzlzacatenango@image...>
  * Fixed numerous use of uninitialized values, integer overflow, memory
    exceeded, and timeouts (credit to OSS Fuzz).