Fix typos (#2151)

Found via `codespell -S ./docs/assets -L rouge,reenable`

DEVELOPMENT.md

@@ -20,7 +20,7 @@ Everyone can help improve Capistrano. There are ways to contribute even if you a
 
 ## Contributing documentation
 
-Improvements and additions to Capistrano's documentation are very much appreciated. The official documention is stored in the `docs/` directory as Markdown files. These files are used to automatically generate the [capistranorb.com](http://capistranorb.com/) website, which is hosted by GitHub Pages. Feel free to make changes to this documentation as you see fit. Before opening a pull request, make sure your documentation renders correctly by previewing the website in your local environment. Refer to [docs/README.md][] for instructions.
+Improvements and additions to Capistrano's documentation are very much appreciated. The official documentation is stored in the `docs/` directory as Markdown files. These files are used to automatically generate the [capistranorb.com](http://capistranorb.com/) website, which is hosted by GitHub Pages. Feel free to make changes to this documentation as you see fit. Before opening a pull request, make sure your documentation renders correctly by previewing the website in your local environment. Refer to [docs/README.md][] for instructions.
 
 ## Setting up your development environment
 

docs/_posts/2013-06-01-release-announcement.markdown

@@ -74,7 +74,7 @@ exist in version three, ***yet***.
   it needs better `readline` support, and some more controls around what to do
   when things go badly on some servers, but not others.
 * **Cold Deploy** The `cap deploy:cold` is a really old legacy component,
-  orignally from the days of the `script/spinner` where deploying cold
+  originally from the days of the `script/spinner` where deploying cold
   (starting workers that weren't running), and deploying a *warm* system were
   different (restarting existing worker pools, which wasn't fun!) By and large
   these things have gone away, and it's time `deploy:cold` went away. It's
@@ -90,7 +90,7 @@ features are awesome.
 
 #### Rake Integration
 
-We have moved away from our own DSL implemenation to implement Capistrano as a
+We have moved away from our own DSL implementation to implement Capistrano as a
 *Rake* application.
 
 Rake has always supported being sub-classed, so to speak as a
@@ -167,7 +167,7 @@ this:
 {% endhighlight %}
 
 This always felt a little unclean, and indeed it's a hack that was originally
-implemeted to facilitate rolling deployments at a large German firm by a
+implemented to facilitate rolling deployments at a large German firm by a
 couple of freelancers who were consulting with them. (Hint, one of those guys
 went on to found Travis-CI!)
 
@@ -347,7 +347,7 @@ In Capistrano v3 this looks more like this:
 {% endhighlight %}
 
 Again, with other examples this format is a little longer, but much more
-expressive, and all the nightmare of shell escaping is handled interally for
+expressive, and all the nightmare of shell escaping is handled internally for
 you, environmental variables are capitalised and applied at the correct point
 (i.e between the `cd` and `rake` calls in this case).
 
@@ -363,7 +363,7 @@ consulted.
 
 This magic led to times when people were not recognising that magic variables
 were even being used. The magic variable system of Capistrano v2 did also
-include a way to `fetch(:some_variable, 'with a default value')` incase the
+include a way to `fetch(:some_variable, 'with a default value')` in case the
 variable might not be set already, but it wasn't widely used, and more often
 than not people just used things like `latest_release_directory` never knowing
 that behind the scenes an exception was raised, then rescued, and that
@@ -566,7 +566,7 @@ and such like, then it's required to `require` the support files.
 #### Rake DSL Is Additive
 
 In Capistrano v2 if you re-define a task then it replaces the original
-implemetation, this has been used by people to replace internal tasks
+implementation, this has been used by people to replace internal tasks
 piecemeal with their own implementations
 
 #### `sudo` Behaviour

docs/documentation/overview/what-is-capistrano/index.markdown

@@ -54,7 +54,7 @@ task :ditty do
 
   on roles(:app) do
     # We can set environmental variables for the duration of a block
-    # and move the process into a directoy, executing arbitrary tasks
+    # and move the process into a directory, executing arbitrary tasks
     # such as letting Rails do some heavy lifting.
     with({:rails_env => :production}) do
       within('/var/www/my/rails/app') do

docs/documentation/upgrading/index.markdown

@@ -7,7 +7,7 @@ layout: default
 Update your Gemfile: `gem 'capistrano', '~> 3.0', require: false, group: :development`
 
 
-If you deploy Rails, you wil also need `capistrano-rails` and `capistrano-bundler` gems (Rails and Bundler integrations were moved out from Capistrano 3).
+If you deploy Rails, you will also need `capistrano-rails` and `capistrano-bundler` gems (Rails and Bundler integrations were moved out from Capistrano 3).
 
 ```ruby
 group :development do

spec/integration/dsl_spec.rb

@@ -247,7 +247,7 @@
           end
         end
 
-        context "when the attribute `primary` is explicity set" do
+        context "when the attribute `primary` is explicitly set" do
           subject { dsl.primary(:app) }
           it "returns the servers" do
             expect(subject.hostname).to eq "example4.com"

spec/lib/capistrano/dsl_spec.rb

@@ -72,7 +72,7 @@ class DummyDSL
 
     describe "#invoke" do
       context "reinvoking" do
-        it "will not reenable invoking task", capture_io: true do
+        it "will not re-enable invoking task", capture_io: true do
           counter = 0
 
           Rake::Task.define_task("A") do
@@ -98,7 +98,7 @@ class DummyDSL
 
     describe "#invoke!" do
       context "reinvoking" do
-        it "will reenable invoking task", capture_io: true do
+        it "will re-enable invoking task", capture_io: true do
           counter = 0
 
           Rake::Task.define_task("C") do