Closes linkedin-84 ability to access user companies
apply patch without .gitignore from https://github.com/renatosnrg/linkedin/commit/3e4f54fdf696e02d458d92c9ecbbdd2b1ba499a1
Merge pull request #86 from dman7/master

Closes issue-84: Ability to access authenticated user's company field in the profile.
Merge pull request #87 from alphasights/master

Support field selectors in search API. Add tests for search
Search#field_selector does not modify parameter object
Merge pull request #88 from alphasights/master

Search#field_selector does not modify parameter object
remove unused error class
Merge pull request #89 from alphasights/master

Remove unused error class
Added sinatra example
Merge pull request #93 from amscotti/master

Added Sinatra example
Added header support to simple_query
Merge pull request #94 from GreenAntLabs/master

Added a possibility to pass in custom header values to linkedin
Api::QueryMethods#simple_query respects optional request parameters
Filter out options which are used by 'person_path' and 'company_path'
Removed duplicated line.
Merge pull request #97 from tomekw/master

Removed duplicated line
Add AccessDeniedError to be used when LinkedIn returns 403 status code
Merge pull request #100 from oMartell/master

Return AccessDeniedError when linkedin returns 403 HTTP status code
a little refactoring (especially login? should look like this, shouldnt it?)
Merge pull request #102 from papricek/patch-1

a little refactoring