fix all remaining warnings
FindCyclus.cmake now uses 'cyclus --install-path' if cyclus bin is in PATH
added release dir to gitignore
Merge branch 'fixwarn' of https://github.com/rwcarlsen/cyclus into rwcarlsen-fixwarn
Support more types in SqliteBack. Improved SqliteBackTests.

Added sqlite backend support for:

* set<int>
* set<string>
* list<int>
* list<string>
* map<int,double>
* map<int,int>
* map<int,string>
* map<string,int>
* map<string,double>
* map<string,string>
Merge branch 'rwcarlsen-sql-types' into develop
Merge branch 'find-cyclus' of https://github.com/rwcarlsen/cyclus into rwcarlsen-find-cyclus
Merge branch 'rwcarlsen-find-cyclus' into develop
Add optional schematype tag that is auto-detected.

* Add <schematype> tag. If set to "flat", the flat schema is used.

* fix bug where custom user-set schema was being ignored.

* shorten and improve cli v flag help message
fix critical bug in product qual_id tracking
Merge pull request #937 from rwcarlsen/prodid

fix critical bug in product qual_id tracking
Merge branch 'auto-schema' of https://github.com/rwcarlsen/cyclus into rwcarlsen-auto-schema
Merge branch 'rwcarlsen-auto-schema' into develop