shifted SP and FED opcodes to enum. Created InstructionType to consolidate all types.

# Conflicts:
#	src/main/java/org/apache/sysds/runtime/instructions/SPInstructionParser.java
#	src/main/java/org/apache/sysds/runtime/instructions/spark/BinaryFrameFrameSPInstruction.java

Author: aarnaty

src/main/java/org/apache/sysds/common/InstructionType.java

@@ -0,0 +1,75 @@
+package org.apache.sysds.common;
+
+public enum InstructionType {
+    AggregateBinary,
+    AggregateTernary,
+    AggregateUnary,
+    UaggOuterChain,
+    Binary,
+    Unary,
+    Builtin,
+    Ternary,
+    BuiltinNary,
+    ParameterizedBuiltin,
+    MultiReturnParameterizedBuiltin,
+    Variable,
+    Reorg,
+    Reshape,
+    Dnn,
+    Quaternary,
+    FCall,
+    Append,
+    Rand,
+    StringInit,
+    Ctable,
+    CentralMoment,
+    Covariance,
+    QSort,
+    QPick,
+    MatrixIndexing,
+    MultiReturnBuiltin,
+    MultiReturnComplexMatrixBuiltin,
+    Partition,
+    Compression,
+    DeCompression,
+    SpoofFused,
+    Prefetch,
+    EvictLineageCache,
+    Broadcast,
+    TrigRemote,
+    Local,
+    Sql,
+    MMTSJ,
+    PMMJ,
+    MMChain,
+
+    //SP Types
+    MAPMM,
+    MAPMMCHAIN,
+    TSMM2,
+    CPMM,
+    RMM,
+    ZIPMM,
+    PMAPMM,
+    Reblock,
+    CSVReblock,
+    LIBSVMReblock,
+    Checkpoint,
+    MAppend,
+    RAppend,
+    GAppend,
+    GAlignedAppend,
+    CumsumAggregate,
+    CumsumOffset,
+    BinUaggChain,
+    Cast,
+    TSMM,
+    AggregateUnarySketch,
+    PMM,
+    MatrixReshape,
+    Write,
+    Init,
+
+    //FED
+    Tsmm;
+}