add cast to float, change .gitignore

.gitignore

@@ -2,3 +2,4 @@
 *.*~
 osm_pbf/*.pbf
 osm_pbf/*.state.txt
+settings/last.state.txt

docker-imposm3/importer.py

@@ -163,4 +163,4 @@ while True:
 
     if len(listdir(default['IMPORT_QUEUE'])) == 0:
         print 'Sleeping for %s seconds.' % default['TIME']
-        sleep(default['TIME'])
+        sleep(float(default['TIME']))

docker-osmupdate/download.py

@@ -119,4 +119,4 @@ while True:
 
     # Sleep
     print 'Sleeping for %s seconds.' % default['TIME']
-    sleep(default['TIME'])
+    sleep(float(default['TIME']))