Results 5 issues of Sergey Ten

```julia x = KnetArray(rand(2,2,3,1)) mean(x, dims=(1,2)) ``` produce Bad dims (1, 2) Stacktrace: [1] error(::String) at ./error.jl:33 [2] (::getfield(Knet, Symbol("##140#142")){Tuple{Int64,Int64},KnetArray{Float64,4}})(::Int64) at /home/sergey/.julia/packages/Knet/3lzCR/src/reduction.jl:46 [3] ntuple(::getfield(Knet, Symbol("##140#142")){Tuple{Int64,Int64},KnetArray{Float64,4}}, ::Int64) at ./tuple.jl:133 [4] #sum#138(::Tuple{Int64,Int64},...

Integer power .^ flatten KnetArray: ```julia x1 = KnetArray(rand(Float32, 3,2)) x2 = KnetArray(rand(Float32, 3,2)) @show size(x1) @show size(x1 .^2) @show size(x1-x2) @show size((x1 .- x2) .* (x1 .- x2)) @show...

python3 -m julia.sysimage /home/sys.io for julia 1.04, python 3.7 installed by conda produce error ERROR: LoadError: Unsatisfiable requirements detected for package PackageCompiler [9b87118b]: PackageCompiler [9b87118b] log: ├─possible versions are: [0.1.0,...

Environment: glxinfo | grep "OpenGL" : OpenGL vendor string: NVIDIA Corporation OpenGL renderer string: GeForce GTX 1060/PCIe/SSE2 OpenGL core profile version string: 4.5.0 NVIDIA 384.111 OpenGL core profile shading language...

It use **GetTrackedMapPoints** and seems only return points from the last key frame. To get all the map points ``` vector vpMPs = mpMap->GetAllMapPoints() ``` should be used instead.