Crust sWorker PoC-6.0

Feature

• ✅ Add benchmark and performance test cases #224
• 🔥 Remove buffer pool #226
• 🆕 Penalize when karst stops #231
• 🔨 Incremental reporting #233 #234 #235
• 🆕 Offline mode support work report #236
• 🆕 New A/B upgrade #237 #240 #241 #242 #246 #247 #251
• 🚑 Add srd and file upper limit #263
• 🔨 Wrapper data to EnclaveData class #264
• ⬆️ Upgrade SGX SDK to 2.11 #264 #271
• 🔨 Increase restart punishment to 4 eras #277 #278

Fix bugs

• 🐛 Fix memory leak and overflow #219 #220 #222 #232
• 🐛 Fix persist_set previous data error #229 #230
• 🐛 Better wait time when skipping block #238 #239
• 🐛 Fix workreport bug #248 #249 #250
• 🐛 Fix sgx init quote failed #273
• 🐛 Fix change srd task and http bug #280
• 🐛 Fix upgrade bug due to tbb lib #281