Ensure that Form.fill doesn't attempt to validate

Fixes #1264
Anorm `?` parser should not hide type/sql mapping error, just ignore null/missing column.
Merge pull request #2142 from cchantep/anorm-optparser

Anorm `?` parser should not hide type/sql mapping error
Unify `SimpleSql.on(args: (Any,ParameterValue)*)` to `SimpleSql.on(args: (String,ParameterValue)*)`.
java.sql.Timestamp parameter support
Refactor column mappers + doc
[#2155] Sbt 0.13.1
Throwable should not be catched

Please, OutOfMemoryError shouldn't be catched by play. I prefer my sbt
to stop working when I'm out of memory but not freeze waiting for
SIGKILL.
Merge pull request #2163 from cchantep/anorm-col

Refactor column mappers + doc
Merge pull request #2160 from lavrov/master

java.sql.Timestamp parameter support
Play 2.2.1: There is no more Build.scala

Replace Build.scala by build.sbt, and related path in the doc.
Update Highlights22.md

The 'foo' variable listed in the Ok() method on line 16 was incorrect. Ok() needs to wrap the result of foo, or f.
[#2092] Fix js in ie
Refactoring numeric column parsers and specs
Merge pull request #2172 from cchantep/anorm-numcol

Numeric columns
Don't send empty chunks

An empty chunk means the end of a chunked transfer encoding stream, so
the chunking enumeratee should filter them out and not send them.

Fixes #2175
Merge pull request #2147 from baloo/improvement/no-catch-throwable

Throwable should not be catched
Add a secondary constructor to WithBrowser in order to provide backwards source compatibility
Merge pull request #2177 from benmccann/with-browser

Add a secondary constructor to WithBrowser in order to provide backwards source compatibility
Merge pull request #2157 from baloo/improvements/2155-sbt-0.13.1

[#2155] Sbt 0.13.1