Added GstTag namespace

thanks to @knocte for generating
TagList: Port custom code to 1.0
Added solution file
Samples: Ported overlay sample from 0.10

Hangs on shutdown when playing a video for some reason
Merge pull request #5 from knocte/master

configure: fix typo before AC_PATH_PROG call
solution: Set target version to .NET 2.0 and ouput directory to out/
Bin,Pipeline: Fixed access to superclasses
metadata: Removed redundant fixes
Namespaces: Added GstApp, GstController, GstFFT, GstNet, GstRiff, GstRtp, GstRTSP, GstSdp
makefile: Add regenerate target
configure: fix version and copyright

Version will be the standard for a preview version (x.99.y), where `y`
be the subsequent previews (being a preview means it will be somewhat
allowed to break API). `x+1.0` is normally the target for the FINAL
release.
configure: define version only in one place

S.P.T.: Single Point of Truth
.gitignore additions for a sane git-gui summary