Windows: Statically linkable SQLite3

Signed-off-by: John Howard <jhoward@microsoft.com>

pkg/graphdb/conn_sqlite3.go

@@ -1,12 +1,6 @@
-// +build cgo
-
 package graphdb
 
-import (
-	"database/sql"
-
-	_ "code.google.com/p/gosqlite/sqlite3" // registers sqlite
-)
+import "database/sql"
 
 // NewSqliteConn opens a connection to a sqlite
 // database.
@@ -15,6 +9,5 @@ func NewSqliteConn(root string) (*Database, error) {
 	if err != nil {
 		return nil, err
 	}
-
 	return NewDatabase(conn)
 }

pkg/graphdb/conn_sqlite3_unix.go

@@ -0,0 +1,5 @@
+// +build cgo,!windows
+
+package graphdb
+
+import _ "code.google.com/p/gosqlite/sqlite3" // registers sqlite

pkg/graphdb/conn_sqlite3_windows.go

@@ -0,0 +1,5 @@
+// +build cgo,windows
+
+package graphdb
+
+import _ "github.com/mattn/go-sqlite3" // registers sqlite