Initial version of the mailer

can send generic message using string for body, subject and recipient
[Issue #193] Internationalization aqquired
[Issue #193] added links to change locale in the navbar
Merge branch 'master' of github.com:MGhanem/smartsoft-13 into C4_m0hamed_C5F2_switch_locales
[Issue #193] added translations for the navbar
added yard and dependency to Gemfile
[issue #172][WIP]commiting for checkout to migration
[Issue #75] [WIP] commit to save changes so i can checkout to master
C3_SalmaFG_#77: Salma changed developers_projects column name
create migration linking both Developer to Keyword for follow
[Issue #187][WIP] resolved some indentation in model synonym for readability
Created prefered synonyms
Merge pull request #218 from MGhanem/Create_table_that_links_Developer_Synonym_Keyword

Created preferred synonyms table
Merge pull request #215 from MGhanem/adding_yard

added yard and redcarpet(dependency) to Gemfile
modified age to date of birth and country to be drop down #91
Merge branch 'master' of http://github.com/MGhanem/smartsoft-13 into migration_create_developer_keyword
Merge pull request #220 from MGhanem/migration_create_developer_keyword

Migration create developers_keywords
Merge branch 'master' of http://github.com/MGhanem/smartsoft-13 into C4_mostafahassaan_S8_followWords
created prizes migration
create trophies migration