Fix typos (#850)

src/collective.jl

@@ -782,7 +782,7 @@ Allreduce(obj::T, op, comm::Comm) where {T} =
     Scan!(sendbuf, recvbuf, op, comm::Comm)
     Scan!(sendrecvbuf, op, comm::Comm)
 
-Inclusive prefix reduction (analagous to `accumulate` in Julia): `recvbuf` on rank `i`
+Inclusive prefix reduction (analogous to `accumulate` in Julia): `recvbuf` on rank `i`
 will contain the result of reducing `sendbuf` by `op` from ranks `0:i`.
 
 If only a single buffer `sendrecvbuf` is provided, then operations will be performed
@@ -813,7 +813,7 @@ Scan!(buf, op, comm::Comm) =
 """
     recvbuf = Scan(sendbuf, op, comm::Comm)
 
-Inclusive prefix reduction (analagous to `accumulate` in Julia): `recvbuf` on rank `i`
+Inclusive prefix reduction (analogous to `accumulate` in Julia): `recvbuf` on rank `i`
 will contain the result of reducing `sendbuf` by `op` from ranks `0:i`.
 
 `sendbuf` can also be a scalar, in which case `recvbuf` will also be a scalar of the same
@@ -837,7 +837,7 @@ Scan(object::T, op, comm::Comm) where {T} = Scan!(Ref(object), Ref{T}(), op, com
     Exscan!(sendbuf, recvbuf, op, comm::Comm)
     Exscan!(sendrecvbuf, op, comm::Comm)
 
-Exclusive prefix reduction (analagous to `accumulate` in Julia): `recvbuf` on rank `i`
+Exclusive prefix reduction (analogous to `accumulate` in Julia): `recvbuf` on rank `i`
 will contain the result of reducing `sendbuf` by `op` from ranks `0:i-1`. The
 `recvbuf` on rank `0` is ignored, and the `recvbuf` on rank `1` will contain the contents
 of `sendbuf` on rank `0`.
@@ -869,7 +869,7 @@ Exscan!(buf, op, comm::Comm) = Exscan!(IN_PLACE, buf, op, comm)
 """
     recvbuf = Exscan(sendbuf, op, comm::Comm)
 
-Exclusive prefix reduction (analagous to `accumulate` in Julia): `recvbuf` on rank `i`
+Exclusive prefix reduction (analogous to `accumulate` in Julia): `recvbuf` on rank `i`
 will contain the result of reducing `sendbuf` by `op` from ranks `0:i-1`. The
 `recvbuf` on rank `0` is undefined, and the `recvbuf` on rank `1` will contain the contents
 of `sendbuf` on rank `0`.

src/environment.jl

@@ -287,7 +287,7 @@ It is unaffected by [`MPI.Finalize`](@ref), and is one of the few functions that
 called before [`MPI.Init`](@ref).
 
 # External links
-$(_doc_external("MPI_Intialized"))
+$(_doc_external("MPI_Initialized"))
 """
 function Initialized()
     flag = Ref{Cint}()

src/pointtopoint.jl

@@ -346,7 +346,7 @@ Matching non-blocking probe. Similar to [`MPI.Iprobe`](@ref), except that it
 also returns `msg`, an [`MPI.Message`](@ref) object. 
 
 Checks if there is a message that can be received matching `source`, `tag` and
-`comm`. If so, returns `ismsg = true`, and a [`Message`](@ref) objec `msg`,
+`comm`. If so, returns `ismsg = true`, and a [`Message`](@ref) object `msg`,
 which must be received by either [`MPI.Mrecv!`](@ref) or [`MPI.Imrecv!`](@ref).
 Otherwise `msg` is set to be a null `Message`.
     
@@ -380,7 +380,7 @@ Matching blocking probe. Similar to [`MPI.Probe`](@ref), except that it also
 returns `msg`, an [`MPI.Message`](@ref) object. 
 
 Blocks until a message that can be received matching `source`, `tag` and `comm`,
-returning a [`Message`](@ref) objec `msg`, which must be received by either
+returning a [`Message`](@ref) object `msg`, which must be received by either
 [`MPI.Mrecv!`](@ref) or [`MPI.Imrecv!`](@ref).
     
 The `Status` argument additionally returns the [`Status`](@ref) of the completed