README.md in nightcrawler_swift-0.5.0 vs README.md in nightcrawler_swift-0.6.0

@@ -39,20 +39,43 @@
 config.nightcrawler_swift.username = "my_username1"
 config.nightcrawler_swift.password = "my_password1"
 config.nightcrawler_swift.auth_url = "https://auth.url.com:123/v2.0/tokens"
 ```
 
+The __password__ option can be left blank and be defined by the env variable __NSWIFT_PASSWORD__. The env variable will take precedence if the option was set.
+
 __Optional configurations:__
 
 ```ruby
 config.nightcrawler_swift.max_age = 3600 # default: nil
-config.nightcrawler_swift.verify_ssl = true # default: false
 config.nightcrawler_swift.timeout = 10 # in seconds, default: nil
-config.nightcrawler_swift.admin_url = "https://api.host.com/v1/AUTH_1234" # default: uses the admin_url returned by authentication
-config.nightcrawler_swift.public_url = "http://asset.host.com/v1/AUTH_1234" # default: uses the public_url returned by authentication
-config.nightcrawler_swift.retries = 3 # default: 5, to disable set it to false
-config.nightcrawler_swift.max_retry_time = 64 # in seconds, default: 30
+
+# default: uses the admin_url returned by authentication
+config.nightcrawler_swift.admin_url = "https://api.host.com/v1/AUTH_1234"
+
+# default: uses the public_url returned by authentication
+config.nightcrawler_swift.public_url = "http://asset.host.com/v1/AUTH_1234"
+
+# default: 5, to disable set it to false
+config.nightcrawler_swift.retries = 3
+
+# in seconds, default: 30
+config.nightcrawler_swift.max_retry_time = 64
+
+# default: false. You could use OpenSSL::SSL::VERIFY_PEER
+config.nightcrawler_swift.verify_ssl = true
+
+# default: nil
+config.nightcrawler_swift.ssl_client_cert =
+  OpenSSL::X509::Certificate.new(File.read("cert.pem"))
+
+# default: nil
+config.nightcrawler_swift.ssl_client_key =
+  OpenSSL::PKey::RSA.new(File.read("key.pem"), "passphrase, if any")
+
+# default: nil
+config.nightcrawler_swift.ssl_ca_file = "ca_certificate.pem"
 ```
 
 By default it will use ```Rails.logger``` as logger, to change that use a different logger in configurations, like:
 
 ```ruby
@@ -93,20 +116,44 @@
   password: "my_password1",
   auth_url: "https://auth.url.com:123/v2.0/tokens"
 })
 ```
 
+The __password__ option can be left blank and be defined by the env variable __NSWIFT_PASSWORD__. The env variable will take precedence if the option was set.
+
+
 __Optional configurations:__
 
 ```ruby
 max_age: 3600,
-verify_ssl: true,
 timeout: 10, # in seconds
-admin_url: "https://api.host.com/v1/AUTH_1234", # default: uses the admin_url returned by authentication
-public_url: "http://asset.host.com/v1/AUTH_1234", # default: uses the public_url returned by authentication
-retries: 3, # default: 5, to disable set it to false
-max_retry_time: 64 # in seconds, default: 30
+
+# default: uses the admin_url returned by authentication
+admin_url: "https://api.host.com/v1/AUTH_1234",
+
+# default: uses the public_url returned by authentication
+public_url: "http://asset.host.com/v1/AUTH_1234",
+
+# default: 5, to disable set it to false
+retries: 3,
+
+# in seconds, default: 30
+max_retry_time: 64
+
+# default: false. You could use OpenSSL::SSL::VERIFY_PEER
+verify_ssl: true,
+
+# default: nil
+ssl_client_cert:
+  OpenSSL::X509::Certificate.new(File.read("cert.pem")),
+
+# default: nil
+ssl_client_key:
+  OpenSSL::PKey::RSA.new(File.read("key.pem"), "passphrase, if any"),
+
+# default: nil
+ssl_ca_file: "ca_certificate.pem"
 ```
 
 By default it will use ```Logger.new(STDOUT)``` as logger, to change that use:
 
 ```ruby
@@ -147,11 +194,18 @@
 $ nswift list
 ```
 ```sh
 $ nswift upload <real_path> <swift_path> # nswift upload robots.txt assets/robots.txt
 ```
+
+Upload also supports a custom max-age, to override the value defined in ".nswiftrc", example:
+
 ```sh
+$ nswift upload <real_path> <swift_path> --max-age VALUE # nswift upload readme assets/readme.md --max-age 300
+```
+
+```sh
 $ nswift download <swift_path> # nswift download assets/robots.txt > my-robots.txt
 ```
 ```sh
 $ nswift delete <swift_path> # nswift delete assets/robots.txt
 ```
@@ -181,12 +235,20 @@
 upload = NightcrawlerSwift::Upload.new
 upload.execute "my_file_path.txt", File.open("../my_file_fullpath.txt", "r")
 # true / false
 ```
 
-_This upload command was not designed to send very large files_
+_This upload command was not designed to send very large files_.
 
+It will accept a custom max-age, overriding the configured value through ```NightcrawlerSwift.configure```, example:
+
+```ruby
+upload = NightcrawlerSwift::Upload.new
+upload.execute "readme", File.open("readme.md", "r"), max_age: 300
+# true / false
+```
+
 ### Download
 
 ```ruby
 download = NightcrawlerSwift::Download.new
 download.execute "my_file_path.txt"
@@ -199,9 +261,19 @@
 
 ```ruby
 list = NightcrawlerSwift::List.new
 list.execute
 # [{"hash": "...", "name": "my_file_path.txt"}, {}, {}, ...]
+```
+
+This command supports the following parameters: __limit, marker, end_marker, prefix, format, delimiter, path__
+
+Example:
+
+```ruby
+list = NightcrawlerSwift::List.new
+list.execute prefix: '/some/path'
+# [{"hash": "...", "name": "/some/path/with/my_file_path.txt"}, {}, {}, ...]
 ```
 
 ### Delete
 
 ```ruby