Update requirements.txt
first attempt at vector
amended approach to vectors
amended approach to vectors
vector fixes
generated code fixes
ir ops
fix typo
start LLVM array support
Array support
array implementation
array fixes and vector support
aggregate support for multi-level indices
post array/vector cleanup
Some minor fixes to PR
Some more fixes to vector support - test suite runs except for test_vector
cleanup of vector support, and unified get/set
make Array independent of pointers
Merge pull request #2 from filmackay/vectors

Vectors and Arrays
Merge branch 'vectors' into builder