Various small improvements.

alethzero/Main.ui

@@ -396,6 +396,9 @@
        <property name="lineWidth">
         <number>0</number>
        </property>
+       <property name="lineWrapMode">
+        <enum>QPlainTextEdit::NoWrap</enum>
+       </property>
        <property name="readOnly">
         <bool>true</bool>
        </property>

alethzero/MainWin.cpp

@@ -535,6 +535,7 @@ void Main::writeSettings()
 	s.setValue("port", ui->port->value());
 	s.setValue("url", ui->urlEdit->text());
 	s.setValue("privateChain", m_privateChain);
+	s.setValue("verbosity", ui->verbosity->value());
 
 	bytes d = m_client->savePeers();
 	if (d.size())
@@ -586,6 +587,7 @@ void Main::readSettings(bool _skipGeometry)
 	ui->nameReg->setText(s.value("nameReg", "").toString());
 	m_privateChain = s.value("privateChain", "").toString();
 	ui->usePrivate->setChecked(m_privateChain.size());
+	ui->verbosity->setValue(s.value("verbosity", 1).toInt());
 
 	ui->urlEdit->setText(s.value("url", "about:blank").toString());	//http://gavwood.com/gavcoin.html
 	on_urlEdit_returnPressed();
@@ -928,7 +930,7 @@ void Main::timerEvent(QTimerEvent*)
 	{
 		m_logLock.lock();
 		m_logChanged = false;
-		ui->log->appendPlainText(m_logHistory);
+		ui->log->appendPlainText(m_logHistory.mid(0, m_logHistory.length() - 1));
 		m_logHistory.clear();
 		m_logLock.unlock();
 	}

libethcore/CommonEth.cpp

@@ -29,7 +29,7 @@ using namespace eth;
 
 //#define ETH_ADDRESS_DEBUG 1
 
-const unsigned eth::c_protocolVersion = 29;
+const unsigned eth::c_protocolVersion = 28;
 const unsigned eth::c_databaseVersion = 1;
 
 static const vector<pair<u256, string>> g_units =

libethereum/BlockChain.cpp

@@ -247,7 +247,7 @@ h256s BlockChain::import(bytes const& _block, OverlayDB const& _db)
 		throw FutureTime();
 	}
 
-	clog(BlockChainNote) << "Attempting import of " << newHash << "...";
+	clog(BlockChainNote) << "Attempting import of " << newHash.abridged() << "...";
 
 	u256 td;
 #if ETH_CATCH
@@ -320,7 +320,7 @@ h256s BlockChain::import(bytes const& _block, OverlayDB const& _db)
 		m_extrasDB->Put(m_writeOptions, ldb::Slice("best"), ldb::Slice((char const*)&newHash, 32));
 		clog(BlockChainNote) << "   Imported and best. Has" << (details(bi.parentHash).children.size() - 1) << "siblings. Route:";
 		for (auto r: ret)
-			clog(BlockChainNote) << r;
+			clog(BlockChainNote) << r.abridged();
 	}
 	else
 	{

libethereum/State.cpp

@@ -681,7 +681,7 @@ void State::commitToMine(BlockChain const& _bc)
 {
 	uncommitToMine();
 
-	cnote << "Committing to mine on block" << m_previousBlock.hash;
+	cnote << "Committing to mine on block" << m_previousBlock.hash.abridged();
 #ifdef ETH_PARANOIA
 	commit();
 	cnote << "Pre-reward stateRoot:" << m_state.root();
@@ -739,7 +739,7 @@ void State::commitToMine(BlockChain const& _bc)
 	// Commit any and all changes to the trie that are in the cache, then update the state root accordingly.
 	commit();
 
-	cnote << "Post-reward stateRoot:" << m_state.root();
+	cnote << "Post-reward stateRoot:" << m_state.root().abridged();
 //	cnote << m_state;
 //	cnote << *this;
 
@@ -778,7 +778,7 @@ void State::completeMine()
 	ret.appendRaw(m_currentUncles);
 	ret.swapOut(m_currentBytes);
 	m_currentBlock.hash = sha3(m_currentBytes);
-	cnote << "Mined " << m_currentBlock.hash << "(parent: " << m_currentBlock.parentHash << ")";
+	cnote << "Mined " << m_currentBlock.hash.abridged() << "(parent: " << m_currentBlock.parentHash.abridged() << ")";
 
 	// Quickly reset the transactions.
 	// TODO: Leave this in a better state than this limbo, or at least record that it's in limbo.