fix docs?

Author: monkstone

docs/_methods/init_options.md

@@ -6,6 +6,7 @@ permalink: /methods/init_options/
 
 ### init_options method ###
 Need not called directly if using [WorldBuilder][world_builder]
+
 ```ruby
 def init_options(args = {})
     args = defaults.merge(args)
@@ -19,6 +20,7 @@ end
 
 ### related default options ###
 Provides defaults for init_options
+
 ```ruby
 def defaults
    { scale: 10.0, gravity: [0, -10], warm: true, continuous: true }

docs/_methods/processing_to_world.md

@@ -10,6 +10,7 @@ Because of the peculiar choice by the processing guys down is up (dimensions in
 
 The java code ([PBox2D][pbox2d] inherits this from [Box2DProcessing][pbox2d])
 ### public Vec2 processingToWorld(float worldX, float worldY) ###
+
 ```java
 public Vec2 processingToWorld(float pixelX, float pixelY) {
       float worldX = map(pixelX, parent.width / 2, parent.width / 2 + scaleFactor, 0f, 1f);
@@ -20,6 +21,7 @@ public Vec2 processingToWorld(float pixelX, float pixelY) {
 
 ### Ruby usage ###
 Use camel case
+
 ```ruby
 processing_to_world(x, y) # returns new Vec2 instance (in the PBox2D world)
 ```

docs/_methods/scale_to_processing.md

@@ -7,6 +7,7 @@ From sketch to physics world and vice versa
 
 The java code ([PBox2D][pbox2d] inherits this from [Box2DProcessing][pbox2d])
 ### public float scaleToProcessing(float val) ###
+
 ```java
 public float scaleToProcessing(float val) {
         return val * scaleFactor;
@@ -15,6 +16,7 @@ public float scaleToProcessing(float val) {
 
 ### Ruby usage ###
 Use camel case
+
 ```ruby
 scale_to_processing(val)
 ```

docs/_methods/world_to_processing.md

@@ -11,6 +11,7 @@ Because of the peculiar choice by the processing guys down is up (dimensions in
 
 The java code ([PBox2D][pbox2d] inherits this from [Box2DProcessing][pbox2d])
 ### public Vec2 worldToProcessing(float worldX, float worldY) ###
+
 ```java
 public Vec2 worldToProcessing(float worldX, float worldY) {
         float pixelX = map(worldX, 0f, 1f, parent.width / 2, parent.width / 2 + scaleFactor);
@@ -21,6 +22,7 @@ public Vec2 worldToProcessing(float worldX, float worldY) {
 
 ### Ruby usage ###
 Use camel case
+
 ```ruby
 world_to_processing(x, y) # returns new Vec2 instance (in processing world)
 ```

docs/_posts/2016-10-14-welcome.md

@@ -14,8 +14,12 @@ attr_reader :box2d, :boundaries, :boxes
 ```
 You then need to create an instance of `Box2D` in the setup
 ```ruby
-def setup
+def settings
   size(400,300)
+end
+
+def setup
+  sketch_title 'pbox2d sketch'
   @box2d = WorldBuilder.build(app: self, gravity: [0, -20])
 ```