make times for waypoint challenges less optimistic

challenges/basic-javascript.json

@@ -1,7 +1,7 @@
 {
   "name": "Basic JavaScript",
   "order": 6,
-  "time": "3h",
+  "time": "5h",
   "challenges": [
     {
       "id": "bd7123c9c441eddfaeb4bdef",

challenges/bootstrap.json

@@ -1,7 +1,7 @@
 {
   "name": "Responsive Design with Bootstrap",
   "order": 3,
-  "time": "2h",
+  "time": "5h",
   "challenges": [
     {
       "id": "bad87fee1348bd9acde08712",

challenges/gear-up-for-success.json

@@ -1,7 +1,7 @@
 {
   "name": "Gear up for Success",
   "order": 4,
-  "time": "10m",
+  "time": "20m",
   "challenges": [
     {
       "id": "560add65cb82ac38a17513c2",

challenges/html5-and-css.json

@@ -1,7 +1,7 @@
 {
   "name": "HTML5 and CSS",
   "order": 2,
-  "time": "3h",
+  "time": "5h",
   "challenges": [
     {
       "id": "bd7123c8c441eddfaeb5bdef",

challenges/jquery.json

@@ -1,7 +1,7 @@
 {
   "name": "jQuery",
   "order": 5,
-  "time": "2h",
+  "time": "3h",
   "challenges": [
     {
       "id": "bad87fee1348bd9acdd08826",

challenges/json-apis-and-ajax.json

@@ -1,7 +1,7 @@
 {
   "name": "JSON APIs and Ajax",
   "order": 10.5,
-  "time": "30m",
+  "time": "2h",
   "challenges": [
     {
       "id": "bb000000000000000000001",

challenges/object-oriented-and-functional-programming.json

@@ -1,7 +1,7 @@
 {
   "name": "Object Oriented and Functional Programming",
   "order": 7,
-  "time": "1h",
+  "time": "2h",
   "note": [
     "Methods",
     "Closures",