Locator feature

Hi guys, I closed old pull request and opened this new one against develop. I already fixed and removed wrong code.

added marker image for publisher, showing div for address, and added
functionality to close it when clicking 'X' image

showing marker image in publisher

renamed map-marker to locator

fixed style for map marker image in publisher

added locator.js to get user's location

loading google maps api

removed unecessary append and showing location next to publisher

moved location address inside div and  added image to close location

styled div location address an image to close location

removing location when clicking close image

cleaned code

cleaned code

showing loader while location is being obtained, translated normal js to
backbone structure, created locations db stuff, and removing location
div when clicking 'share'

refactored code; started to move code to backbone

refactored js code; moving functionality to backbone structure

created address function to make accessible address variable value

refactored locator.js

showing and removing location div from dom

created location; it belongs_to status_message

added location model and created association with status_message

added hidden field for location address and added respective code on js files to retrieve it on ajax call

saving location for status_message (post)

removing location when sharing

renamed locator backbone view to location, added template, showing
location, and saving lat and lng

prepared and added template to show location

added location to post model in order to have it accessible in backbone

retrieving location to show it in template

removed console.log XD

fixes when removing location

cleanind location_address hidden field when location is removed

more fixes; showing location when sharing

saving location just when it exists

created method to retrieve location address just when location was created

fixed issue about showing 'Near from' message when there was not any location

added style for location

cleaned code

renamed locator view

retrieving lat and lng from locator.js

saving lat and lng in location_coords

saving lat and lng

added style for input location_address

removed location_address  hidden field; the value will be taken directly from input with the location

replaced div with location for input; the user will be able to edit the place

avoiding submitting the form when pressing Enter key on new input for location

added missed spec file for location model

refactored location_view code

refactored location_view code

cleaned code

added sinon library for testing

added describes for new publisher's view functions

created test for destroyLocation function

added test for showLocation publisher view function

created test for avoidEnter publisher view function

removed unnecessary div

Created first test for locations view, added more specs, added Sinon.js,
and fixed issue with assets

loading locator.js for tests

moved location stuff to app/assets

moved locator.js and sinon.js to app/assets

fixed route for images

included locator.js to assets

fixed issue when post object is different than StatusMessage; also fixed issue with lat and lng

loading Sinon for specs

refactoring locator errorGettingposition and start replacing google maps stuff with OSM

added OpenLayers JS, osmlocator, and added them into the main js

changing the locator from Google to OSM instance

changing lat and lng value in the backbone view

removing google javascript tag in application layout

adding jasmine to locator test and removed locator.js

adding jasmine to locator test using OSM

adding Jasmine test to OSM locator

removed locator.js

removed require locator and updated schema

fixed js response; added location

since we are using OSM Locator we don't need locator-spec test

fixed spec for location view; we are not using google maps anymore

changed description of osmlocator-spec

fixed issue with status-message-location template

fixed style for location_address textbox

fixed tests for locator

moved split function to model

created test for location model

removed puts

added effect for location marker

added translations for locator

removed conflicting-unnecessary lines that were loading files for specs

removed sinon library; using sinon-rails gem

removed useless code