Add spark install info.
Add Requirements in read me file

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Merge branch 'master' of https://github.com/appleboy/CodeIgniter-Nexmo-Message
Update: change request url by default https

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Add Requirements in read me file

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Add the following API:

- Account: Get Balance
- Account: Get Pricing
- Account: Settings
- Account: Numbers
- Number: Search
- Number: Buy
- Number: Cancel

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
add comment

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Rename controller to controllers

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
strip trailing spaces

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Add CURLOPT_RETURNTRANSFER global option

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Update get_number_search and get_account_settings API

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Add another example for new API

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Add Change log on README

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
default Text Message example

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
add Account: Top-up and Number: Update

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
add search message api

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
add Search - Messages API

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
add Search - Rejections API

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
update change log

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
merger master file

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>