Merge pull request #90 from ph-il/master

Add mcrypt_create_iv as fallback if openSSL ain't install in phpsecRand.
Revert "Add mcrypt_create_iv"

This reverts commit 71f81da1d6fd33761c0ebb48b10b84d37bac601f.
Revert "Revert "Add mcrypt_create_iv""

This reverts commit 75e5a70ce94a30d769e7892e3bec5e350fc06081.
Removes some old entries from .gitignore
Corrects description of phpsecRand::bytes()
Adds filename filter to phpsecFilter::f(). Fixes #23
Minor changes to the readme.
Updates phpsecCrypt::encrypt() to tell if it uses padding. Fixes
#59
Updates copyright.
Updates documentation of phpsec::error() to include link to error
levels.
Throw PHP notice id insecure pseudo-random data is generated. Fixes #91
Small changes to documentation.
Allows disabling of generating new session id for each request.
#92 Adds /doc folder and files.
#92 Adds the downloading and installing, and getting started documentation.
#92 Adds session handler documentation
#92 Ads more documentation.
Fixes bug using filesystem as storage on Windows
phpsecOtp: Allows cross session tokens

Fixes #93
Adds recent changes.