Merged allr/fastr into default

.hgignore

...le/truffle/r/nodes/builtin/base/OpsGroupDispatchNode.java

...s/src/com/oracle/truffle/r/nodes/builtin/base/Recall.java

...c/com/oracle/truffle/r/parser/tools/DuplicateVisitor.java

...e.r.runtime/src/com/oracle/truffle/r/runtime/R/Rprofile.R

...e/src/com/oracle/truffle/r/runtime/ops/BinaryCompare.java

...src/com/oracle/truffle/r/runtime/ops/UnaryArithmetic.java

...t/src/com/oracle/truffle/r/test/failing/FailingTests.java

mx.fastr/findbugs-exclude.xml

mx.fastr/imports

mx.fastr/mx_fastr.py