Add migration for new logfile paths

Update all logfile paths in the database and migrate the referenced log
files to the new directory structure.

Issue: HIC-238
Change-Id: I69b53993e77079258e12ec995cbf85d3eb0a780b
diff --git a/.gitignore b/.gitignore
index f90cfcd..c19350f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -120,5 +120,6 @@
 documentation/api-endpoints.adoc
 documentation/api-endpoints.html
 
-# Crashreports uploads directory
+# Crashreport uploads directories
 crashreport_uploads/
+crashreport_uploads_legacy/