Revert "Fix #632 - properly add aggregation layer source and title to report"

This reverts commit f76f99f639a749cdf060b857315c217b628e2711.
Revert "Resolved merge conflicts"

This reverts commit ff6731e0d07a06967913905d5bc8529469856e5f.
Revert "Show busy cursor while importing shakemaps"

This reverts commit c050ea060243ff132b9cba33f0de60238cf3ef79.