Bump default gems

- chunky_png (1.3.10 → 1.3.10)
- rgeo-geojson (2.0.0 → 2.1.1)
- simple_form (4.0.1 → 4.1.0)
- skylight (3.1.1 → 3.1.2)

Gemfile.lock

@@ -142,7 +142,7 @@ GEM
     chartkick (3.0.1)
     childprocess (0.8.0)
       ffi (~> 1.0, >= 1.0.11)
-    chunky_png (1.3.10)
+    chunky_png (1.3.11)
     clamav-client (3.1.0)
     coderay (1.1.2)
     coffee-rails (4.2.2)
@@ -487,9 +487,9 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rgeo (1.0.0)
-    rgeo-geojson (2.0.0)
-      rgeo (~> 1.0)
+    rgeo (2.0.0)
+    rgeo-geojson (2.1.1)
+      rgeo (>= 1.0.0)
     rodf (1.0.0)
       activesupport (>= 3.0)
       builder (>= 3.0)
@@ -563,7 +563,7 @@ GEM
     shellany (0.0.1)
     shoulda-matchers (3.1.2)
       activesupport (>= 4.0.0)
-    simple_form (4.0.1)
+    simple_form (4.1.0)
       actionpack (>= 5.0)
       activemodel (>= 5.0)
     sinatra (2.0.3)
@@ -571,9 +571,9 @@ GEM
       rack (~> 2.0)
       rack-protection (= 2.0.3)
       tilt (~> 2.0)
-    skylight (3.1.1)
-      skylight-core (= 3.1.1)
-    skylight-core (3.1.1)
+    skylight (3.1.2)
+      skylight-core (= 3.1.2)
+    skylight-core (3.1.2)
       activesupport (>= 4.2.0)
     smart_listing (1.2.2)
       coffee-rails