Added functionality to allow custom attributes

Added functionality to allow fakes to be created  with custom
attributes, utilizing inherent functionality in Castle Dynamic Proxy.
Also added some integration tests and modified the creationtests to
support the new method. Utilized FakeOptions as the method of transfer.
Fixed the ignore file to ignore new ReSharper settings files.
Updated to latest version of NuGet dependencies. Closes #19
Updated version number
Release Configuration: Fixed solution configuration "Release" to build all projects in release mode
Returns Lazily: Corrected exception message when signature does not match
Throws: Extended Throws syntax to support easy access for up to four arguments
Merge pull request #24 from philippdolder/master

Throws: Extended Throws syntax to support easy access for up to four arguments. Closes #21
re #34 removed SL3 project
re #34 removed SL3 elements from FakeItEasy.build
Merge pull request #38 from adamralph/drop-sl3

re #34 removed SL3 project
#35 added README.md based on first page of wiki
#37 changed build script to use a manually incremented version with nuspec and informational version using first 3 numbers
incremented version to 1.8.0.0
including updated VersionAssemblyInfo.cs
Update README.md

Added link to NuGet and fixed some consistency issues
Merge pull request #46 from adamralph/readme

Update README.md
Merge pull request #40 from adamralph/37-semver

changed build script to allow adoption of SemVer
fixes #37
#42 updated nuspec release notes and fixed grammar in description
Merge pull request #48 from adamralph/42-release-notes

updated 1.8 nuspec release notes and fixed grammar in description
fixes #42
#2 replaced FakeItEasy.build with rakefile.rb containing equivalent build tasks
#2 added execution of unit tests, integration tests and specifications to rakefile